Lightweight, yet durable, Duck® Brand Kraft Bubble Mailers help keep a variety of small items safe in the mail while being cost-effective. These mailers are lined with bubble cushioning so you can have more padded protection for shipping valuables you don?t want to bend or break in the mail. Available in a wide range of sizes, these mailers are perfect for books, crafts and other compact items. Plus, there?s no need to use any tape, making it a durable, dependable and affordable way to mail your belongings.