TLQ 0.2mm Real Tempered Glass Screen Protector for Pebble Steel Smart Watch Supply Reliable & Parctical Products with High Quality Compatible Models:Pebble steel smart watch High Hardness:Glass material after high tempered steel processing,surface hardness up to 8-9 h,impact resistance is strong,not easy scratches High sensitivity:The glass is coated on the back with a strong silicon adhesive that makes installation easy and attaches the film firmly so as to not affect the touch screen's sensitivity Automatic bonding:High quality antistatic adsorption film ,make the product bonding and separation simple,easy to operate. it will automatically bond the screen