Feature and Application good transparency high stiffness good thermal stability excellent surface smoothness tensile properties and equilibrium characteristics excellent waterproof, oil proof and anti chemical corrosion performance. application:dedicated to the pictures,documents,files and office supplies,protective packaging, can also be applied to the laser anticounterfeiting film and high-end cards use. Specifications Tickness: 15-75microns tolerance =0.2 Film roll width: 350mm~3250mm tolerance