GF 107 print mount film is a double-coated pressure sensitive 1.5 mil opaque white polypropylene film with acrylic high-tack permanent adhesive on both sides. GF 107 is a self-wound product using a 4.5 mil white 76# paper liner. This product is designed for laminating thin flexible films and papers. This opaque mounting film is laminated by the cold laminating process without the addition of heat.