Mat back foil for smart film cutting machine. Scratch, shock and wear resistant. Set of 20 pieces. Foil on the back of the phone for an intelligent foil cutting machine. Scratch and wear resistant. With imported AB glue. The high flexibility of the composite material guarantees easy installation without air bubbles and high tension, protecting against scratches and shocks. The matte surface prevents fingerprints. Specification: Material: PVC Size: 180 * 100 mm Thickness: 0.1 mm Package: 20 pieces