Specification Brand : Stamps.com BulletPoint : Colored mailers attract attention. Mailers are puncture, water, tamper and tear-resistant. High strength seams will keep contents intact even if over packed. The outer surface of the mailer is colored and the inner lining is silver. Labels stamps and ink adhere well. Self-seal. Color : Red ItemName : Poly Mailers, 10" x 13", Red, 100/Case ItemTypeKeyword : envelope-mailers Manufacturer : Stamps.com NumberOfItems : 100 PackageLevel : unit PartNumber : CPM1013R ProductDescription : Strong, polyethylene mailers protect products from moisture during shipping. ProductSiteLaunchDate : 2025-04-24T04:53:35.877Z Size : 10" x 13" SupplierDeclaredDgHzRegulation1 : not_applicable SupplierDeclaredDgHzRegulation2 : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1 UnitCount : 100 UnspscCode : 44121503