The outer layer is a new cowhide paper raw material, a lining air bubble film, and has the functions of softness, moisture -proof, shockproof, anti -declining damage. The self -seal uses high temperature hot melt glue, strong viscosity, easy to use, saving time, easy to tear bars. , Easy to open and paste, the inner layer of the smooth bubble membrane pad, it is easy to put in items, protect it safer, environmentally friendly, recycling and reuse. The outer cowhide paper is mainly yellow, white, and true. , Outside is easy to write, labels can be labeled. Customized color, size, printing drawings can be customized according to customer requirements.