Features: 1. Made Of Optically Tempered Glass With A Hardness Of 9h. The Material Of Optically Tempered Glass Is About Ten Times Harder Than Plastic Protective Mirrors. The Hardness Of Plastic Is Generally Only 1h. Tempered Glass Can Reach 9h Or more than the 9h! No Longer Afraid Of Scratches, More Than Plastic Protective Lenses And With Better Light Transmittance. 2. The Light Transmittance Of The Lens Material Is Close To 92%, And The Ar Coating Layer Increases The Light Transmittance Of The Lens To Over 98%. 3. The Lens Is Coated With A Waterproof Film, With A Dripping Angle Of 115 Degrees. No Water Droplets Remain On The Of The Lens To Affect The Effect. 4. Using Snap-On Installation, Installation And Disassembly Are Simple And Convenient. 5. Function: Anti-Scratch, Anti-Fog, Waterproof, Dust-Proof, Anti-Deformation, High Temperature Resistance Description: 1. Lens Material: Optical Tempered Glass 2.Light Transmittance: 99% 3. Other Materials: High Quality PC Material: Optical tempered glass+PC colour: As Shown Package Contents: 1 x Snap-On Lens Protective Cover Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.