Compatible: A9 / A9 Mark II / A77 Mark II / A99 Retina and HD Super Amoled Compatible High Quality Screen Protector Specially Formulated Poly-silicon Base Adhesive Self-intal lation Bubble Free Feature: Glass Membrane made with speclally processed tempered glass to protect screen of the device from shocks and scratches. It is very effective in absorbing the impact. Surface hardness: 8-9H Tempered glass protector is made of chemical processed glass. Which has excellent window display. high sensitivity and comfortable touch feeling. Anti-shattered film (highly silicone coated). Sensitive touch, mirror Function. Quantity: 2pcs.