This screen protector's unique material can protect your iPhone against scratching and abrasion.It can enhances your screen by reducing the distracting glare that is caused by reflected light. The surface is not textured like other screen protectors, so the smooth feel of your iPhone's display is left unchanged. The Screen Protector is very easy to apply and remove. It can be removed without leaving any residue mark. This kind of screen protector can resistant to erosion and finger-printing. Custom fitted for the iPhone 3G 2nd Generation.