Jiffylite® Air Bubble Mailers with Heat-Seal or Self-Seal Closure Air bubble lining offers waterproof cushioning protection while keeping mailer lightweight for postal savings Superior Bubble Wrap® air cellular cushioning. Printable golden Kraft exterior made from 100% recycled paper fibers. Self-Seal Closure Tamper-evident. Bulk packs. 100 Each per carton. Traditional Number 1 7-1/4 x 12 WEIGHT: 7 lbs. SOLD AS: Carton STOCK NUMBER: 39092