GoodPro 3in1 Paint Flower Design Hybrid Bumper Armor Back Case with Screen Protector, Stylus and Cleaning Cloth for Apple iPhone 4 / 4S, Green Specially designed for Apple iPhone 4 4S. Three layers of defense include an inner silicone layers and two-piece outer polycarbonate shells. Inside Layer is Soft silicone to absorb the shock and the outside layer is Hard Plastic. Powerful protection from scratches, collision and abrasion. Prefectly fit and directly access all the features.