Is a bubble mailer considered a flat

Bubble Mailer Specifications and Features: –12-1/4" (L) x 17-3/4" (W) usable inside dimensions. –Bubble liner for added protection. –Lightweight to reduce postage. –Self–sealing fold–over flap. Get everything you need to ship packages at the Post Office™ with our ReadyPost® Shipping Supplies. Pack and protect your shipment with ...

Our poly bubble mailers are crafted with only the finest materials. Ship your packages confidently with our strong and durable poly mailers. Each mailer is equipped with a strong self-sealing adhesive strip that is tamper-resistant and tamper-evident. These poly bubble mailers are tear-resistant, puncture-resistant, and waterproof.Lightweight mailer bags that reduce shipping costs while retaining shipping strength. Made from either recycled material or renewable sources, some are reinforced with fiberglass for extra …How much does a 8.5 x11 bubble mailer weigh? Weight and size Poly bubble mailers are lighter and more compact than padded mailers. Comparing two of these mailers – an 8.5 x 10.75″ bubble mailer size and an 8.5 x 11″ padded mailer size: The bubble mailer weighs 0.8 oz and the padded mailer weighs 2.2 oz.Now that you have the width and length of your shirt, here’s a general guideline for choosing the right poly mailer size: 9″ x 12″ mailers can fit 1-3 medium or 1-2 larger shirts. 12″ x 15.5″ poly mailers are great for jeans, a small, medium, or large hoodie, or up to three t-shirts. 14.5″ x 19″ mailers work well for XL and XXL ...A document that is considered a letter is an envelope or a large envelope larger than 3.5 ounces. Large envelopes are slightly more expensive than Envelopes (Small, Medium or Large). How Much Does It Cost to Mail a 6×9 Bubble Mailer? The postage for a 6×9 bubble mailer depends on the size of the mailing and the thickness of …Here are the sizes of bubble mailers available at USPS: ReadyPost Bubble Mailers Small – 12 x 8.5 inches, available in packs of 24 for $35.80. ReadyPost Bubble Mailers Medium – 16 x 10.5 inches, available in packs of 24 for $43.80. ReadyPost Bubble Mailers Large – 19 x 12.5 inches, available in packs of 36 for $79.00.

Bubble Mailer Specifications and Features: –12-1/4" (L) x 17-3/4" (W) usable inside dimensions. –Bubble liner for added protection. –Lightweight to reduce postage. –Self–sealing fold–over flap. Get everything you need to ship packages at the Post Office™ with our ReadyPost® Shipping Supplies. Pack and protect your shipment with ...Examples of diffusion include the dispersion of tea in hot water and smoke from a lit cigarette spreading in the air. Carbon dioxide bubbles diffusing from an opened bottle of soda...In the event that your envelope can be considered to be an envelope, and weighs less than 1 ounce then you can put an $0.55 permanently stamp to the mailer to drop off it at the post office the way you normally would. ... It is recommended to use bubble mailers for something that is flat, small, and doesn’t require an excessive amount of ...Shipping Info. Please Note: This is a Pack of 36 ReadyPost® Bubble Mailers, each mailer measuring approximately 19" (L) x 12-1/2" (H). An order of 1 equals 36 mailers. Bubble Mailer Specifications and Features: –12-1/4" (L) x 17-3/4" (W) usable inside dimensions. –Bubble liner for added protection. –Lightweight to reduce postage.In order to build stairs with pavers, mark out and dig out the area for the stairs, create risers with bricks and crushed stones and mortar in place the paver steps. For large area...1. Mailer Envelopes Are Affordable. The most significant advantage to bubble and poly mailers is, of course, their affordability. While mailer boxes of a similar size can be as costly as $1.25 or more per unit, even when buying in bulk. Poly mailers, though, are usually only about $0.25 per unit when purchasing in bulk. 3-6. Nonmachinable Criteria. A letter-size piece is nonmachinable if it has one or more of the following characteristics (see DMM 601.1.1.2 to determine the length and height of a mailpiece): Has an aspect ratio (length divided by height) of less than 1.3 or more than 2.5. Is polybagged, polywrapped, or enclosed in any plastic material, or has ...

Stock and Custom Rigid Mailer Envelopes. Often referred to as flat mailers, rigid mailers or chipboard mailers, these are best used for products that require protection, when a box would simply result in overpackaging. (More on right-sizing and avoiding overpackaging in this post). Documents, photographs, stationary, books and most …Compostable poly mailers are similar to lay flat mailers, but made out of compostable materials, meaning they’re able to decompose back to earth. They’re a great eco-friendly alternative to traditional plastic because they help reduce waste and keep materials out of oceans and landfills. 3. Bubble mailers noissue's padded mailer.Shipping Info. Please Note: This is a Pack of 36 ReadyPost® Bubble Mailers, each mailer measuring approximately 19" (L) x 12-1/2" (H). An order of 1 equals 36 mailers. Bubble Mailer Specifications and Features: –12-1/4" (L) x 17-3/4" (W) usable inside dimensions. –Bubble liner for added protection. –Lightweight to reduce postage.Once packed, a bubble mailer that is 3/4 inch thick or less is considered an envelope. If your bubble mailer is more than 3/4 of an inch thick, it is classified as a package. The exact weight: If the bubble mailer is considered an envelope and weighs no more than 1 ounce, you’ll need a $0.66 postage or a Forever stamp on your mailer.An envelope up to 12 inches tall by 15 inches wide and three-quarter inches thick can ship as a first class mail "flat" if it weighs 13 ounces or less. A flat must also …As a new generation of day traders tries its luck in the stock market, centuries of financial history show we should be paying close attention to the boom. Discover Editions More f...

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I would say so, yes. Its not a flat envelope, like a letter, i.e. it would be an inch or so in thickness. Also, if you ship it in a bubble mailer it would be the same thing, imo. Thanks! That’s what I’ve been going (setting it as a “package/thick envelope”) but just wanted to make sure I was doing it right.A large, flat envelope no thicker than 3/4 inches. Note. ... a T-shirt or blouse), or a watch in its case. Most of these items can be shipped in a poly mailer, bubble mailer, or a small box. 1-2 lb: Heavier clothing items (for example, a jacket or dress pants), a cell phone in its box, sneakers, or light items that need to ship in a small box.I need to ship something that isn't large. about 1" x 5 1/2" x 7 1/2" and it would be quite a bit cheaper to use a bubble mailer than pay the shipping for a box. (These are flat rate prices) will USPS complain if I use a bubble mailer for it? … However, whether bubble mailers are considered packages or envelopes depends on their thickness. If a bubble mailer is 3/4 inch thick or less, it is generally classified as an envelope. On the other hand, if it exceeds 3/4 inch in thickness, it is typically considered a package. This determination is important when it comes to determining ... Are you in the market for a 1 bedroom flat to rent in Bellville? With its convenient location and affordable housing options, it’s no wonder that many people are flocking to this v...2. 12 Share. Sort by: bitterbatterbetter. •. Highly doubt there's a bubble mailer that has less then 1/4 inch variance in thickness. Reply. westbee. •. Flats go up to 3/4" thick. So the …

Stock and Custom Rigid Mailer Envelopes. Often referred to as flat mailers, rigid mailers or chipboard mailers, these are best used for products that require protection, when a box would simply result in overpackaging. (More on right-sizing and avoiding overpackaging in this post). Documents, photographs, stationary, books and most …Last Updated: 09:23am PDT, October 24, 2023. Learn whether bubble mailers qualify as packages on shippingschool.com. Whether bubble mailers are considered packages or "flat" envelopes that need to be mailed depends on how thick they are. Read about sending bubble mailers at shippingschool.com!This is the Priority Mail Flat Rate® Padded Envelope. It is lined with bubble padding to provide a little extra protection to the package contents. This padded envelope is a great choice for shipping at the flat rate price. Please Note: This product ships in packs of 10 envelopes. An order of 1 equals 10 envelopes.However, whether bubble mailers are considered packages or envelopes depends on their thickness. If a bubble mailer is 3/4 inch thick or less, it is generally classified as an envelope. On the other hand, if it exceeds 3/4 inch in thickness, it is typically considered a package. This determination is important when it comes to determining ...Bubble mailers, which are typically 3/4 inch thick or less, are considered envelopes when packed, but they are packages when the bubble mailer is over 3/4 inch thick. Bubble mailers are the ideal method of protecting small, delicate items as they travel. Bubble mailers are ideal for storing books, CDs, jewelry, and documents because they …Once packed, a bubble mailer that is 3/4 inch thick or less is considered an envelope. If your bubble mailer is more than 3/4 of an inch thick, it is classified as a package. The exact weight: If the bubble mailer is considered an envelope and weighs no more than 1 ounce, you’ll need a $0.66 postage or a Forever stamp on your mailer.Significantly cheaper shipping costs. While corrugated boxes are sturdy, cheap, and resistant to damage, poly mailers provide protection while reducing shipping costs. Due to their light weight and small size, poly mailers cost less per shipments when compared to boxes. One major factor in the pricing of shipments is dimensional weight, a ...Nov 22, 2023 · Here are the sizes of bubble mailers available at USPS: ReadyPost Bubble Mailers Small – 12 x 8.5 inches, available in packs of 24 for $35.80. ReadyPost Bubble Mailers Medium – 16 x 10.5 inches, available in packs of 24 for $43.80. ReadyPost Bubble Mailers Large – 19 x 12.5 inches, available in packs of 36 for $79.00.

Bubble mailers can be made of plastic or paper on the exterior, and they always have a lining of bubble wrap on the inside. Bubble mailers are more expensive than poly mailers and cheaper than rigid mailers. They are also less flexible and bulkier.

When it comes to padded envelopes and bubble mailers, one page does not fits all. In this post, we’ll cover the difference between padded and bubble envelopes, instructions to choose the best mailer, and the many soft enveloping body on the market. Bonus: We’ll also touch on the history of Bubble Wrap! 🤯 Sending GuideThe Cost of Shipping a Bubble Mailer with USPS Depends on Size, Weight, and Distance. Unfortunately, there’s no way to say, “It costs ‘x’ amount of dollars to send a mailer with USPS.” The truth is, the cost of shipping a bubble mailer all depends on three factors: the weight of your mailer, the size of it, and the distance it needs ...Can You Put Small Packages In Usps Drop Box00:22 - What is a bubble mailer considered USPS?00:44 - Does USPS have free padded envelopes?01:06 - Is it cheaper...Once packed, if your bubble mailer is 3/4 of an inch thick or less, it’s considered an envelope. If your bubble mailer is over 3/4 of an inch thick, it’s considered a package. ... Is a bubble mailer a flat? Thick Envelopes: Includes bubble-mailers and other large, padded envelopes and mailers and has the same size restrictions as a flat. ...Flat-size mail is: More than 11-1/2 inches long, or more than 6-1/8 inches high, or more than 1/4 inch thick, except as allowed for EDDM-Retail flats under 140. For general retail mailability, all pieces 1/4 inch thick or less must be a minimum of 5 inches long and 3-1/2 inches high and 0.007 inch thick. Flat Rate Packaging is available in many convenient sizes for Priority Mail Express and Priority Mail, and can be used for domestic and international mailings. Flat Rate shipping lets you send your items for a low Flat Rate price. See the Flat Rate Quick Reference section for additional details, including international weight restrictions I need to ship something that isn't large. about 1" x 5 1/2" x 7 1/2" and it would be quite a bit cheaper to use a bubble mailer than pay the shipping for a box. (These are flat rate prices) will USPS complain if I use a bubble mailer for it? …

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How much does a flat roof cost? A new flat roof costs between $4–$7 per square foot, including materials, labor, and more. Expert Advice On Improving Your Home Videos Latest View A...A poly mailer is a shipping mailer that is designed to offer an affordable, reliable, and lightweight alternative to traditional cardboard boxes. Poly mailer envelopes are made out of lightweight plastic and are perfect for shipping clothes, electronics, and jewelry, among other things. In addition to being lightweight, poly mailer envelopes ...Examples of diffusion include the dispersion of tea in hot water and smoke from a lit cigarette spreading in the air. Carbon dioxide bubbles diffusing from an opened bottle of soda...Bubble mailers, with their cushioned interiors, offer robust protection for fragile items. On the other hand, poly mailers, known for their durability and resistance to …For example, sometimes when you mail a "letter", the postal service classifies it as a "flat", while sometimes when you mail a flat card, the postal service classifies is as a "letter". The basic rule to remember is that these categories are based on the size of the piece, not the content.Examples of diffusion include the dispersion of tea in hot water and smoke from a lit cigarette spreading in the air. Carbon dioxide bubbles diffusing from an opened bottle of soda... Shipping Info. Please Note: This is a Pack of 36 ReadyPost® Bubble Mailers, each mailer measuring approximately 19" (L) x 12-1/2" (H). An order of 1 equals 36 mailers. Bubble Mailer Specifications and Features: –12-1/4" (L) x 17-3/4" (W) usable inside dimensions. –Bubble liner for added protection. –Lightweight to reduce postage. Bubble mailers sized 8.5×12 inches are considered medium-sized. These envelopes can carry items that don’t exceed 11 inches long and aren’t wider than 8 inches. Products that weigh around 4-5 ounces are most suitable for these bubble mailers. Medium bubble mailers are the best option for sending books, magazines, and other documents.Oct 3, 2023 · What is a Poly Mailer? Poly mailers are those nifty plastic envelopes you see everywhere. They’re lightweight, durable, and perfect for shipping a variety of items. But here’s a question I get asked a lot: is a poly mailer considered an envelope? Technically, it’s a special kind of envelope—water-resistant, tear-proof, and way cooler ... A bubble mailer can be used to ship fragile items, books included. Typically, two or three books are the minimum number of reading materials you can fit inside this envelope. ... Flat Mailers and Chipboard Mailers. If you are sending important papers such as certificates, magazines, and legal documents, flat and chipboard mailers are ...Jul 4, 2022 · The bubble mailer is perfect for sending small items, especially flat items, like brochures or flyers. 3. Use a large, flat envelope. This one definitely has the most benefits.Stamp a 5 x 7 envelope with your favorite design. Cover the stamp with clear archival glue (such as Mod Podge) and stamp it again to cover Bubble mailers are a type of padded envelope reinforced with a layer of protective bubble wrap. They are commonly used for shipping and mailing items that … ….

BUBBLE MAILERS . SELF SEAL BUBBLE BAGS; GLAMOUR BUBBLE MAILERS . ... this is a measurement of the outside of a flat mailer. ... Clothes are considered “non-fragile” items, so they don’t need all the bubble wrap and packing peanuts that something like glassware would require. Simply find a poly mailer slightly …It's a package. Bubble mailers are not supposed to go through the flat sorting machines, nor would you want them to: they sometimes get torn up in them. The question is usually …In all 3 cases, the 4x7 bubble mailer had a single card in a penny sleeve and top loader and weighed less than 1 ounce. Card 1 - standard envelope + non-machinable surcharge ~$0.80 Card 2 - package ~$4.50 Card 3 - large envelope ~$1.20 As far as I can tell, all 3 envelopes were the same size and weight, including thickness.Aug 14, 2023 · Significantly cheaper shipping costs. While corrugated boxes are sturdy, cheap, and resistant to damage, poly mailers provide protection while reducing shipping costs. Due to their light weight and small size, poly mailers cost less per shipments when compared to boxes. One major factor in the pricing of shipments is dimensional weight, a ... In order to build stairs with pavers, mark out and dig out the area for the stairs, create risers with bricks and crushed stones and mortar in place the paver steps. For large area...Stock and Custom Rigid Mailer Envelopes. Often referred to as flat mailers, rigid mailers or chipboard mailers, these are best used for products that require protection, when a box would simply result in overpackaging. (More on right-sizing and avoiding overpackaging in this post). Documents, photographs, stationary, books and most …How Many Stamps For A 6x9 Bubble Mailer: Discover the ideal number of stamps needed for a 6x9 bubble mailer. Get accurate postage information and avoid guesswork. Find out the right postage rate and never worry …A document that is considered a letter is an envelope or a large envelope larger than 3.5 ounces. Large envelopes are slightly more expensive than Envelopes (Small, Medium or Large). How Much Does It Cost to Mail a 6×9 Bubble Mailer? The postage for a 6×9 bubble mailer depends on the size of the mailing and the thickness of …When it comes to padded envelopes and bubble mailers, one page does not fits all. In this post, we’ll cover the difference between padded and bubble envelopes, instructions to choose the best mailer, and the many soft enveloping body on the market. Bonus: We’ll also touch on the history of Bubble Wrap! 🤯 Sending Guide Is a bubble mailer considered a flat, As home prices keep rising, some experts see signs of a housing market bubble emerging. Here's what experts say to expect. By clicking "TRY IT", I agree to receive newsletters and ..., Standard Lettermail has to be 9.6 x 6.1 x 0.007 inches or smaller, and oversized has to be 14.9x10.6 inches or smaller. I also use 6x10 bubble mailers, and those can be shipped Lettermail as well, but oversize only. The lowest postage rate for oversize Lettermail is $1.94. You can also go to this link to find the amount of postage you will need ..., 2. 12 Share. Sort by: bitterbatterbetter. •. Highly doubt there's a bubble mailer that has less then 1/4 inch variance in thickness. Reply. westbee. •. Flats go up to 3/4" thick. So the …, A small box can be put in a bubble mailer if it is not too heavy. You just have to place your box inside the bubble mailer and seal it. Is A Bubble Mailer Considered Flats? A bubble mailer can be considered a flat or parcel. But this greatly depends on what it contains. For instance, if it is a small box in a bubble mailer, it is regarded as a ..., Priority Mail 1-3 Business Days 1 & Flat Rate Pricing 2. Priority Mail ® service includes tracking and delivery in 1-3 business days 1.Check delivery time estimates on the Priority Mail Delivery Map. Priority Mail Flat Rate ® products let you ship packages up to 70 lbs to any state at the same price. Ship from Post Office ™ locations or online from your home …, Bubble mailers are pretty much considered package rate. Doesn’t matter about weight, it’s size. I have companies that send them out by weight at like $2.50, but the bubbles make them thicker which raises the price to around $5.00. ... Accidentally mailed flat-rate padded Envelope as flat-rate envelope upvote ..., Bubble Mailer Specifications and Features: –12-1/4" (L) x 17-3/4" (W) usable inside dimensions. –Bubble liner for added protection. –Lightweight to reduce postage. –Self–sealing fold–over flap. Get everything you need to ship packages at the Post Office™ with our ReadyPost® Shipping Supplies. Pack and protect your shipment with ..., A large, flat envelope no thicker than 3/4 inches. Note. ... a T-shirt or blouse), or a watch in its case. Most of these items can be shipped in a poly mailer, bubble mailer, or a small box. 1-2 lb: Heavier clothing items (for example, a jacket or dress pants), a cell phone in its box, sneakers, or light items that need to ship in a small box., When your bubble mailer envelope increases in size, it will be considered a package. Therefore, a bubble mailer wider than 3/4 of an inch is counted as a package at the post office. The post office charges customers differently for bubble mailer envelopes and packages., When your bubble mailer envelope increases in size, it will be considered a package. Therefore, a bubble mailer wider than 3/4 of an inch is counted as a package at the post office. The post office charges customers differently for bubble mailer envelopes and packages., BUBBLE MAILERS . SELF SEAL BUBBLE BAGS; GLAMOUR BUBBLE MAILERS . ... this is a measurement of the outside of a flat mailer. However, this measurement does not reflect the usable dimensions within the mailer. ... Clothes are considered “non-fragile” items, so they don’t need all the bubble wrap and packing …, Perhaps one of the most significant benefits of bubble mailers is that they are resistant to moisture. The bubble lining inside the Kraft paper ensures that all your content is kept free of any possible water. This way, you can rest assured that all your mailed content will remain to arrive at its destination safely. This is a Contributor Post., 1. Mailer Envelopes Are Affordable. The most significant advantage to bubble and poly mailers is, of course, their affordability. While mailer boxes of a similar size can be as costly as $1.25 or more per unit, even when buying in bulk. Poly mailers, though, are usually only about $0.25 per unit when purchasing in bulk., Is a bubble mailer considered a flat? Thick Envelopes: Includes bubble-mailers and other large, padded envelopes and mailers and has the same size restrictions as a flat. Since a Thick Envelope is under 1 cubic foot, the Stamps.com software does not add any USPS surcharges or ask for package dimensions., There are small mailer boxes that can hold small items that weigh up to 6 pounds. Medium mailers can hold items that weigh up to 10 pounds. The larger mailer boxes are considered to be heavy-duty ones. The maximum weight will depend on the shipping company you choose, so make sure you research before finalizing the size of …, Once packed, if your bubble mailer is 3/4 of an inch thick or less, it’s considered an envelope. If your bubble mailer is over 3/4 of an inch thick, it’s considered a package. ... Is a bubble mailer a flat? Thick Envelopes: Includes bubble-mailers and other large, padded envelopes and mailers and has the same size restrictions as a flat. ..., Are Bubble Mailers Packages or Envelopes? This depends on the thickness of your bubble mailer. Once packed, if your bubble mailer is 3/4 of an inch thick or less, it’s considered an envelope. If your bubble mailer is over 3/4 of an inch thick, it’s considered a package. Your bubble mailer will most likely be a package. , According to experts in the established financial fields, until a few months ago all forms of crypto investment were considered a serious risk. It was an unknown quantity. It was a..., The Cost of Shipping a Bubble Mailer with USPS Depends on Size, Weight, and Distance. Unfortunately, there’s no way to say, “It costs ‘x’ amount of dollars to send a mailer with USPS.” The truth is, the cost of shipping a bubble mailer all depends on three factors: the weight of your mailer, the size of it, and the distance it needs ..., Anything over 1/4” is considered a package. Those bubble mailers are considered soft and are unmachinable. New sorters will absolutely tear apart bubble mailers and cause all kinds of issues. Yeah it’s annoying but… thems the rules Reply reply ... It qualifies as a flat / large envelope. But the easier solution may be to change your ..., Wholesale Shipping Supplies. We love poly mailers because they offer the most packaging options at a great wholesale price. If your eCommerce shipping strategy only allows only for a single shipping supply on hand, we suggest poly mailers over bubble mailers. The value of having the option to add or remove additional padding can’t be …, Bubble mailers are pretty much considered package rate. Doesn’t matter about weight, it’s size. I have companies that send them out by weight at like $2.50, but the bubbles make them thicker which raises the price to around $5.00., Big Red Packaging brand bubble mailers, also known as 'bubble envelopes' and 'bubble padded bags'. BRP bubble mailers consist of a strong white kraft paper exterior and a bubble wrap lined interior. The mailers also feature a strong tamper-proof adhesive seal to assist in keeping the contents secure. Bubble mailers are a great product to use ..., The weight of your bubble mailer is one of the most important factors in determining the cost of shipping. USPS charges more for packages that weigh more, so the heavier your bubble mailer is, the more you can expect to pay for shipping. 2. Size. The size of your bubble mailer, shipping costs, and metal are other important factors to consider ..., Are Bubble Mailers Packages or Envelopes? This depends on the thickness of your bubble mailer. Once packed, if your bubble mailer is 3/4 of an inch thick or less, it’s …, You paid for a Flat Rate Envelope (the $6.55 option) but used a Padded Flat Rate Envelope, which costs $7.10. Can I put regular stamps on a bubble mailer? If your bubble mailer is considered an envelope and weighs 1 ounce or less, you can slap a $0.55 forever stamp on your mailer and drop it off at your post office as usual. ..., What is the difference between a padded envelope and a bubble mailer? Padded envelopes are commonly produced with Kraft paper whereas bubble mailers are made with a polyethylene film making them resistant to moisture. Custom bubble mailers are also more flexible, making them a great option to handle shipping various shapes of objects. …, Bubble Mailers and Envelopes are Considered Packages When They’re 3/4 Inches Thick or More. USPS will only accept bubble mailers as packages if their total thickness is 3/4 of an inch or more. ... You paid for a Flat Rate Envelope (the $6.55 option) but used a Padded Flat Rate Envelope, which costs $7.10. ... A bubble mailer is ..., "The speculative rally so far this year seems a perfect example of investors' denial of a changing economy," Richard Bernstein Advisors said. Jump to The bubble in stocks has burst..., Last Updated: 09:23am PDT, October 24, 2023. Learn whether bubble mailers qualify as packages on shippingschool.com. Whether bubble mailers are considered packages or "flat" envelopes that need to be mailed depends on how thick they are., A bubble mailer is a plastic or paper envelope lined with a cover of bubble wrap. They come in an extensive range of sizes, commonly rectangular in dimension. There is a variation in size between the …, Dec 13, 2021 · How Many Stamps To Ship a USPS Bubble Mailer. The cost is contingent on many aspects. If you’d prefer to use stamps in order to mail your bubble mailer as much as 4 ounces using USPS First Class It will cost approximately $3.74. It will require 7 fortnightly stamps ($0.55 per stamp) to send the bubble mailer. , Now that you have the width and length of your shirt, here’s a general guideline for choosing the right poly mailer size: 9″ x 12″ mailers can fit 1-3 medium or 1-2 larger shirts. 12″ x 15.5″ poly mailers are great for jeans, a small, medium, or large hoodie, or up to three t-shirts. 14.5″ x 19″ mailers work well for XL and XXL ...