Ultra clear adhesive and electrostatic adsorption makes the protector stick to the camera lens well. Rear camera lens Flexible glass guard is highly Transparent and has HD clarity so it does not effect image quality. Camera glass lens protector is very easy to apply and can be applied by anyone. You just have to align the protector properly with the camera lens. Tempered glass protects entire Camera Lens. 9H hardness scratch proof protection saves back camera lens glass from any unwanted scratches.