Limited Lifetime Warranty: If your HD ever gets worn or damaged, ZAGG will replace it for as long as you own your device Military Grade Protection: Powerful components, designed to protect military helicopter blades, deliver unmatched protection Advanced Clarity: Ultimate High Definition clarity provides protection that looks as good as it feels Self-Healing: Nano-Memory Technology. Scientifically formulated with smart molecules to heal from scratches and dings over and over High Definition Clarity + Premium Protection for Apple Watch Series 4. Exceptionally clear, unbelievably thin, and virtually indestructible, the InvisibleShield HD® offers advanced clarity and a glass-like surface to accentuate the sharp images and vibrant colors in the most advanced gadget displays. Features Easy to apply Yes Screen protector type Clear screen protector Compatibility Watch (44mm)-Series 4 Brand compatibility Apple Product colour Transparent Compatible device type Smartwatch Product type Screen pr