0.2mm Apple Watch Tempered Glass with FULL Cover Metal Edge Screen Protector for Apple Watch (38mm Silver) High hardness: after the glass material steel processing, surface hardness up to 8-9H, high impact resistance, easy to scratch high transmittance: (98% or more of transmittance) of light transmission rate level, low reflection, high transparency. High sensitivity: the glass coating has a strong silicon adhesive, making installation easy and attaches the film firmly so as not to affect the back of the touch screen sensitivity automatic bonding,: High quality anti-static adsorption membrane, so that bonding and separation products is simple and convenient. It automatically bonded on the screen Compatible Models: Apple Watch (38mm/42mm)