10 PCs for 1 package Metallic padded mailers are a beautiful way to stand out when you ship your goods. These metallic bubble envelopes are the stiffest and rigid bubble mailers we have to offer. Plus, save on postage because they are lightweight while protecting your items in a bubble-lined, tear-proof, water-resistant material. Leave a lasting impression with your customer Stand out from your competition Tear-proof foil is reliable and water-proof The stiffest, rigid of all our bubble mailers! Labels & self-stick stamps adhere securely and easily. Pressure-sensitive, self-seal adhesive closure is reliable and tamper-evident Easy peel release liner Pull Strip Self-Seal Closure (No glue or tape needed!) 100% Recyclable This lightweight, the sturdy mailer is approved by USPS, FedEx, and UPS.