JAM PAPER Bubble Padded Mailers with Self-Adhesive Closure - 6 3/8 x 9 1/2 - Silver Metallic - 12/Pack Silver Color: Metallic Padded Mailer Size: 6.375 x 9.5 inches Quantity: 12 Bubble Mailers per Pack Mailer is Open Ended, and features a Peel-Off Self-Adhesive strip to seal the envelope closed! Envelope lined inside with bubble cushioning to protect what you are mailing!