Transparent high density polyethylene film has good water resistance and lacquer resistance. The inner side electrostatic adsorption treatment masking film is in close contact with the paint surface to be protected to prevent the penetration of the flying paint; the outer side is anti-peeling special treatment, preventing the dry paint particles from being peeled off when the mask film is removed, and re-bonding on the paint surface Secondary pollution. Convenient operation, greatly reducing the masking time and tape usage.