20 Holiday Poly Mailers & 20 Holiday Thank You Cards 🎄 20pcs 10 x 13 inch poly mailers with self-sealing design. Made of premium plastic material and good craftsmanship, can resist punctures and moisture, waterproof and tear-resistant, durable and reusable. What’s more, with the burst-proof edge design of mailer, good viscosity and opacity, can help protect your daily items from losing and bring you comfortable using experience. Easy to use: You can just peel off the clear plastic strips from the adhesive, and then press down to seal the bag when you packed it over, convenient to use and save your time. WIDE RANGE OF USE: Perfect for satisfying the packaging requirements of small business, small boutique or individual sellers, and also suitable for containing most of soft items, such as t-shirts, blankets, scarves, towels, socks and other non-fragile daily items or homemade goods. 🎄 20pcs 3.54 x 3.54 inches Thank You Cards