Specification:10×13″ Self Seal Poly MailersWater, Tear and Puncture resistantHigh-efficiency mailers are perfect for shipping a wide variety of non-fragile itemsPressure sensitive adhesive provides a high strength durable closure, water and dirt resistantColor:Purple/Red/BlueThe poly mailers are self-sealing. Pressure sensitive adhesive provides a high strength, durable closure that is water and dirt resistantLIGHT WEIGHT AND SAVING POSTAGE: Light weight bag helps save more money on shipping and postage Package Included:100/200 Bags(as your choose)