PRO-ACCESSORIES 0.2mm thickness Apple iWatch Tempered Glass Screen Protector Film Ultra High Definition 9H Hardness for Apple Watch, Apple Watch Sport, Apple Watch Edition (42mm) High Strength anti-scratch 8-9 hardness. Much higher than ordinary 3H hardness, refused to screen scratches High Definition optical transmittance level Ultra-Low reflection , high definition high permeability Smooth touch the elimination of common sense jerky film touch,feel smoother, more fluent operation. Ultra slim thickness 0.2mm. It is the 1/3 of ordinary film , more sensitive