Suitable for static-sensitive components of the packaging. Unique three-layer structure to form a "Faraday electric cage" effect to protect the package of goods and electrostatic field isolation, material inner layer of polypropylene to eliminate static electricity and prevent static bag. This material is translucent, conducive to identify the contents items, particularly bar code reading. It can be made as pockets, zipper bags, organ bags and other styles according to customers. Surface resistance: 106 ~ between 1011Ω.