ZAGG InvisibleShield Fusion+ screen protector is 20% stronger with the power of D3O® to offer military-grade scratch, chip and crack protection. Engineered to be unbreakable, ZAGG InvisibleShield GlassFusion+ screen protector is made of military-strength materials with the smooth, aesthetic properties of glass to form a hybrid glass, which absorbs and disperses impact to prevent cracks and shattered screens.