Check the listing for details. 20 Pieces 7.25"x11" Glossy Black Metallic Bubble Mailers Size #1. Condition: New. Listed at 18.99 USD. Item Specs: Mailer Color: Glossy Black Metallic Listing Quantity: 20 Pieces Mailer Inside Dimensions: 7.25"x11" Mailer Per Piece Weight: 0.8 oz Item Description: Metalized Glossy Black Metallic Bubble Mailers provide outstanding insulation protection for temperature sensitive products. While providing extra protection, these foil envelopes add a touch of class! Each mailer is made of Metalized Foil Laminated to 3/16" bubble film for maximum protection. This mailer offers a Peel-N-Seal secure closure. Return Policy: Customers are responsible for covering the return shipping costs for all returns.A 20% restocking fee will be applied to all returned items.If this is your initial purchase with us, we highly recommend requesting a sample before placing your order to minimize the potential need for a return.