Protecteur d’adhésif : Film polyester siliconé, (PET siliconAdhesive Protector: Silicone Polyester Film (Silicone PET), Silicone Polyethylene Film (Silicone PE), or Silicone Polypropylene (Silicone OPP). These silicone plastic films can be coated on 1 or 2 sides with silicone with different levels of release, metallized or not.