This item is used to keep and peotect letters from damage during the process of mailing. Whether you are thinking of mailing documents or something else, these padded sturdy envelopes should be your first choice. These envelopes can be used in offices, at home, and schools. Features - Color: As shown. - Material: Kraft Paper. - Size: 17 x 0.5cm. - The envelopes are as they are made with recycled Kraft paper yet are sturdy enough to be . - Those padded mailers are lightweight mailing envelops which will not add to your . - The of the envelopes have a self-adhesive seal that makes the envelopes very easy to seal. - The bubble envelopes feel nice to the touch and are perfect for handwriting, labeling and stamping. - Can be used in offices, at home, in shops, schools and everywhere where there is a need for shipping. Warm Tip: Dear buyer, Due to lighting effect, monitor’s brightness, manual measurement and etc, there could be some slight differences in the color and size between the photo and the actual item. Sincerely hope that you can understand! Thank you! Package list: bubble padded envelopes