Purple biodegradable courier packaging bag

100% biodegradable self-sealing courier bag, made of a combination of corn-based biopolymers, certified by major global authorities, and advocated for a circular economy within 90-120 days;
Product advantages:
1. Sealed and self-adhesive, each courier bag contains two strong self-sealing adhesive strips;
2. One-step adhesive sealing process, using imported glue, easy to use, better viscosity;
3. Strong toughness, using advanced equipment to blow film, better able to withstand pressure and gravity;
4. Waterproof, effectively waterproof, protect your products on rainy or snowy days;