Pack contains 10 kraft bubble mailers measuring 10.5 inches wide by 16 inches long interior dimensions. Each mailer consists of outer kraft paper exterior bonded to interior bubble cushioning layer. Bubble layer features 3/16 inch diameter air-filled cells that absorb impacts during transit. Closure mechanism consists of self-sealing adhesive strip along the flap that activates by pressing the flap down without moisture. Exterior kraft paper surface accepts ink, labels, and stamps. Mailers accommodate flat items measuring up to 10.5 inches wide and 16 inches long. Each unit weighs approximately 0.12 pounds. Total pack weight approximately 1.2 pounds. Gold kraft paper exterior. Manufactured to #5 standard mailer sizing specifications.