EcoSwift Brand Premium Poly Shipping Bag Waterproof Durable Self-Seal Mailer 2.35 Mil, 10 in. x 12 in. (Size 4s), Solid Gray, 4000-Pack

Size: #4s Dimensions: 10" x 12" Puncture, Tamper, and Water-Resistant Poly Mailer Self-Sealing Tear Strip for Secure Closure Quantity: 4000You may also like EcoSwift Brand Premium Poly Shipping Bag Waterproof Durable Self-Seal Mailer 2.35 Mil, 14.5 in. x 18 in. (Size 7s), Solid Gray, 300-Pack.