Santu Fitbit Blaze Glass Screen Protector, Premium Glass Film Tempered Glass Screen Protector for Fitbit Blaze(1pack) High HardnessGlass material after high tempered steel processing,surface hardness up to 8-9 h,impact resistance is strong,not easy scratches; Protects Sensitive Touchscreen Against Scratches; Bubble-free Application; Specifically designed for Fitbit Blaze; Sturdy Tempered Glass Screen Protector!