Material: Aluminum foil with bubble lining/Aluminum foil outside,  bubble Lining inside Color: Red, Black, Silver, Gold, Blue, Purple, Yellow, Green etc..and customized Feature: Waterproof/shock proof/anti puncture Certificate: SGS Place of Origin: Shenzhen,China Printing: flexo/Offset/copperplate printing thickness: Customized Brand name: JCN surface: Labels & self stick stamps adhere securely and easily ,Easy for writing Application: Mailing, Packing, Post Office, Stationary closure: Hot-melt Strong Adhesive/Peel & Seal, Self seal, Hot Melt Glue