10.5 x16 bubble mailers — durable, waterproof, and self-sealing, offering reliable protection for your items. Lightweight, tear-resistant, and eco-friendly, they provide extra cushioning for large clothing items, books, and non-fragile products. Perfect for e-commerce and retail businesses, these mailers streamline your packaging process with confidence and convenience. Plus, enjoy free shipping for added value.
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Yes. In most common sizing charts and supplier catalogs, 10.5" x 16" is the standard “#5” bubble mailer size (though exact inside dimensions can vary by manufacturer).
Yes. Most poly bubble mailers in this size are sold with a self-seal/peel-and-seal adhesive strip.
Good fits are folded T-shirts, thin tops, leggings, underwear, socks, light sleepwear, and similar low-bulk apparel. Some suppliers explicitly call out T-shirts and gloves as typical contents for #5 poly bubble mailers.
Common examples include books, DVDs, catalogs, craft goods, small boxed items, accessories, and other non-fragile products that benefit from padding.
No. USPS flats (large envelopes) must be no more than 15" long and 3/4" thick, and they must be flexible. Since 16" exceeds the 15" maximum length, it will be rated as a package.
