Anti Gravity Nano Technology Phone Case Covers for Samsung Galaxy S5. Anti Gravity case Sticks to glass, mirrors, whiteboards, metal, kitchen cabinets or tile, car GPS,and on most smooth, flat surfaces. Anti Gravity case Sticks without being sticky. Once Anti Gravity case back is dirty with dust ,use water to clean very clearly ,start to use again Anti Gravity Case assembled by PC and TPU and imported back stick material protect your phone from scratch and shock. Simple-press buttons allow you to feel the click and large openings for cable and charger ports.