GGS III LCD Screen Protector glass for CANON 500D 450D Rebel T1i XSi High Light Transmittance. Uses a 0.5mm ultrathin optical glass with at least 90% transmittance. Super Abrasion.Made of Hard and Durable Glass prevents the LCD Screen from being rubbed and scraped Super Scratch-resistance. With the explosion-proof film, it will not damage the LCD screen at all. Anti-fog eyepiece so that it can combine the function with anti-fog and anti-dust. Easy to install and remove. The frame design of black ABS can match well with the camera.