EcoSwift Brand Premium Poly Shipping Bag Waterproof Durable Self-Seal Mailer 1.7 Mil, 13 in. x 16 in. (Size H), Solid Gray, 500-Pack

Size: #H Dimensions: 13" x 16" Thickness: 1.7 mil Self-sealing, peel and stick Silver lining inside keeps contents hidden from view Superior tear and puncture resistance Surface easily accepts ink, stamps, and labels