1 Roll of Film for Rainbow Holographic Thermal Lamination. BOPP Thermal Lamination Film 30cm x 25m (26 microns) ideal to give a better finish, durability and protection to your print. The Rainbow Holographic thermal laminate, raises the color of your print giving greater color, visibility, protection and durability to your print. Our Thermal Laminating Film is ideal for tabletop laminators, with its 1" center, double corona treatment, 26 microns thick.