The shipping envelope fully covered with bubble is not only tear-proof with the less loss rate during use than ordinary poly mailers, but also provides a buffer for your goods and avoids your packages being scratched or crushed. The premium poly surface design of bubble mailer has good waterproof performance and prevents your products from becoming damp during transportation. It provides outstanding storage and shipping protection against the elements such as water, dirt, ice, snow, rain, etc. Please contact us for more details.