Add a Touch of Charm to Your Packaging with our most popular poly mailer design, Poly Postage! Your shipping supplies will be colorful and on-trend with our Poly Postage 10x13 Poly Mailers – designed with a postage stamp pattern and playful bows & strawberries. These cute, high-quality shipping bags are made for small businesses who want their packaging to be as cute and fun as the products inside. Why You’ll Love Poly Postage Mailers: 🎀 Trendy & Girly Design – The fun postage stamp theme paired with cute bows, strawberries, & cherries makes these poly mailers stand out in any mailbox. 🎀 Durable & Tear-Resistant – Made from thick, waterproof poly material to keep your items secure and protected in transit.