This is a set of 50pcs packaging mailing bags, which are , practical and waterproof. These mailing bags are thin, , and quite flexible, so they're very forgiving of weirdly-shaped contents, and it's easy to add in a bit of padding, like newspaper or , for extra protection. Feature - ColorWhite - Material: Bubble film. - Size: About 17 x 9cm. - envelops have a good stretch, and lightweight and waterproof. - Lower the of your business and protect your products on the rainy or snowy day. - The adhesive on -over flap is really strong and tamper-evident. There's no need reinforcement tape and it doesn't come apart unless you . - The shipping envelopes are perfect for sending clothes and other presents. If you are shipping anything which is breakable, these bubble envelopes are recommended. - These mailer bags are quite useful for items, such like T-shirts, blankets, scarves, or other non breakable items. They are definitely quite and the sticky strip sticks very well. Warm Tip: Dear buyer, due to lighting effect, monitor's brightness, manual measurement, 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: 150 x Packaging Mailing Bags