The advantages are as follows:
1. It has designable and selectable water soluble speed and it is fully dissolved in water. It has no toxic substance and low pollution;
2. It has strong tensile strength and good tension;
3. It has high transparency and good gloss
4. It has high softness and good touch
5. It has good oil resistant and solvent resistant, which can be heat sealed and printed;
6. Ii has low permeability coefficient and good gas resistance.
7. It can be added with plastic Velcro and self-adhesive tape;
8. It has excellent antistatic performance and has no dust absorption and so on.
9. It can be degraded by water, air, sunlight and organism. It can be degraded to non-toxic substance at about one month.
