![Does anybody use these paper mailers? I normally get the bubble ones but I guess USPS was out of them online. They seem very flimsy...not sure about actually using them. : r/poshmark Does anybody use these paper mailers? I normally get the bubble ones but I guess USPS was out of them online. They seem very flimsy...not sure about actually using them. : r/poshmark](https://i.redd.it/274d2cuwnz631.jpg)
Does anybody use these paper mailers? I normally get the bubble ones but I guess USPS was out of them online. They seem very flimsy...not sure about actually using them. : r/poshmark
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Amazon.com : 100 (One Hundred S4 (Dimension 10" X 13") Poly Mailers) Tear-proof, Water-resistant and Postage-saving Lightweight Self-seal Poly Mailers/ Shipping Bags. : Shipping Supplies : Office Products
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Amazon.com : SJPACK Poly Mailers 10x13-inch 100 Bags 2.5 Mil Poly Mailers Envelopes Bags With Self-sealing Strip White Poly Bags : Office Products
![USPS just charged me an extra 4 dollars for a flat rate envelope. I shipped in a plain poly envelope : r/eBaySellerAdvice USPS just charged me an extra 4 dollars for a flat rate envelope. I shipped in a plain poly envelope : r/eBaySellerAdvice](https://i.redd.it/sv5z2cqslr581.jpg)
USPS just charged me an extra 4 dollars for a flat rate envelope. I shipped in a plain poly envelope : r/eBaySellerAdvice
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