ZAGG InvisibleShield EXTREME Case Friendly Screen Protector for Apple iPhone 4 / iPhone 4S Intended for: Cellular phone Protection: Shockproof, scratch resistant Manufacturer Warranty: Limited lifetime warranty Lifetime Replacement Warranty - If the invisibleSHIELD is ever damaged, ZAGG will replace it ^Military Grade- Created from a resilient film that was first used to protect U.S. Military helicopter blades - Nano-Memory Technology- Features unique self-healing properties and unrivaled abrasion resistance ^Offers a clear glossy film for the screen which accentuates shape, images and vibrant colors with its advanced clarity and glass-like surface ^Includes cleaning cloth and application tool ^ZAGG honors warrantees only when ZAGG products are bought from Authorized resellers, such as Amazon.com