Targus Screen Protector with Bubble-Free Adhesive for Apple iPhone 4 (AWV1227US) Designed specifically for Apple iPhone 4 Protects screen from scratches, film surface reduces fingerprints and smudges, anti-glare for easier viewing; The easiest screen protector to apply and features bubble-free adhesive Specially formulated adhesive is bubble-free; no liquids required to install; protector does not affect screen brightness or touch sensitivity Limited One Year Warranty