... safe to use6. Lightweight and small volume for post savings7. Multi-functions for mailing and package8. Can be reused9. Can be ... % recycle, and accord with the request of environmentalismC. Using area,it can be used to post tape, CD, camera lens, film, certificate, ICcard ... layer,with a function of shock-proof,protected from pressure,drop damage ,beautiful bag,outer AL color can be designed according ...