1) PET bottom paper, Special silicon micro glue, Transparent PET base material 2) Imports of PET-based materials with high transmittance, high wear resistance. 3) Highly scratch-resistant (3H), super HD material, no Newton ring 4) Using a special silicone, excellent anti-bubble functions 5) Extend equipment life and increase the screen brightness, sharpness 6) Strongly to protect your electronic device screen, easy paste and tear, washable, reusable 7) High quality new protector，the best protection for your device, make your life add fresh elements