1. Material:PC+TPU, Protect your phone from scratch and shock. 2. Stickness.Can Stick to glass, mirrors, whiteboards, metal, kitchen cabinets or tile, car GPS, and most smooth, flat surfaces. 3. Nano-suction material.Nano-meter washable micro-suction back, The case Sticks without being sticky. 4. Works perfectly.It works with all phone functions including gps, wifi, apple pay, 4G, NFC, Bluetooth. Simple-press buttons allow you to feel the click and large openings for cable and charger ports 5. Endurance.If the sticky part got dirty and not able to stick on the wall, you can wipe it with clear water, and it will be sticky again.