S7 Edge Screen Protector, Dokpav&reg; Ultra Slim Samsung Galaxy S7 Edge 3D Tempered Glass Full Screen Protector, Protective Film Anti-scratch Anti-fingerprint for S7 Edge (Transparent) Made of tempered glass, excellent work performance and durable 100% brand new and high quality guaranteed Ultra slim thickness, anti-fingerprint and oleophobic coated, light penetration ratio 93.7% (Comparison: Glasses 92%, General protective film 80%) Strong adhesive that can make installation easy and attach the film firmly so as to not affect the touch screen's sensitivity Strong hardness anti-scratch can effectively improve the existing disadvantage of LCD protection film .more details about the installation step. 1.There are grease and bacterial on phone screen,so please use the cloth and the alcohol package to clean the screen first, 2.Please use the suction paper to clean the alcohol and the dust, 3.Please put off the back case when you stick the item, and you can install the back case after you stick the film firmly Note:Please stick the item according to our step, otherwise, maybe there are something wrong when you use the item,