The tempered glass has the following features: 1.Ultra-thin glass(T≈0.2mm) can be treated by toughening under high temperature of 420. 2.Fully transparent: chemically treated transparent tempered glass.3.Full bonding, automatic adsorption can be repeated bonded.4.Surface hardness: 9H, 3 times harder than PET screen protector. the screen will not get scratched even using hard object such as knives and keys. 4.Delicate touch:On the back side of glass coated with a strong silicone layer to make installation easily and attached screen tightly so as to not affect sensitivity of touch screen 5.Surface is anti-oil processing (Oleophobic coating), so fingerprints and oil is not easy to stay surface and it is easy to clean. 6.Explosion-proof, shatter-resistant glass breaks into small pieces ,more secure than other glass products,and the glass screen protector will not broken into small piece with sharp edge.It still keeps a whole piece of screen protector to protect your phone screen against scratched. 7: picture and more than 99% transparency Much higher transmittance than PET screen protector. 8.Fingerprint-resistant: It makes your mobile phone screen looks clean.Specifications: material: Premium Tempered GlassOriginal Country: Shenzhen, China\ Our factory, focusing on quality Thickness: 0.2mm Edge Radian: 2.5D Hardness: 9H Transparence: 99% Feature:Anti-scratch, Fingerprint-resistant, HD, Ultra-thin, Waterproof Packing Content: 1 x Premium Tempered Glass Screen Protector 1x Cleaning Kit