100pcs 5.9 x 11.4 Inch Waterproof Shipping Bags Poly Mailers Envelopes Mailing Bags Self-Seal Strong Adhesive Packaging Bags Postal Bags for Small Business Shipping Supplies

Features:
Waterproof shipping bag, it is made of PE raw material, durable and lightweight, smooth surface, no odor. Strong toughness, tear resistance, not easy to break, easy to deal with all kinds of ordinary express.
How to Use- Each mailer bag contains a strong self-sealing adhesive strip, simply peel off the strip and fold over to safely seal each package.
Strong viscosity, explosion-proof edge. The new technology V-notch is adopted, the edge sealing has long hot melting time, and the sealing bears large pulling force, which is not easy to burst.
Mailer bags help to greatly reduce the cost of shipping, suitable for shipping light and less fragile products, convenient and efficient.
Perfect for small business and online sellers.