... .Anti-scratch treatment, good touch effect; 2.Special adhesive, no bubbles; 3.Surface hardness of 4H, we Product name:Three layers ... .Anti-scratch treatment, good touch effect; 2.Special adhesive, no bubbles; 3.Surface hardness of 4H, weather resistance, low adhesion and ... exhaust and easy to tear off without leaving any air bubbles; 5.Can be reused and no residue after removal; 6 ...