20 Unpadded 10x13 Inch Poly Mailers come in Tiffany Blue with Cherries. These envelopes can be used for shipping non-fragile items. Ship in style with these top quality mailing bags that will help you to distinguish your brand by personalizing the experience for your customer. Creating a remarkable and memorable moment upon receipt. These Polymailers have an easy to see removable FOIL strip to seal your packages CONFIDENTIAL, DURABLE AND SECURE. 3.15mil thick, 57.5% thicker than the standard 2mil. This makes them durable, opaque, and weather resistant. Extra secure adhesive creates a strong, tamper-evident seal that ensures shipments will not open. Bundle your likes and save on shipping. Ask me how!!!