Nano technology: Nano sized suction cups enables the phone to stick on any smooth flat surface, such as mirror screen wall and metal, and it never leaves a mark on anything you stick. Multi function: Works perfectly for going handsfree while taking selfies, navigation for driving, cooking, Skyping, recording vlogs, watching YouTube videos, and etc. Durable: The case is reusable and is temperature resistant, the back film can protect the case from collecting dust. After a while, if the stickiness gets weak, please use a bit of water to wash the case, it is washable, and the case will be good for use again. Excellent Protection: Protect your phone from scratches, bumps Oil, Dust and other daily damage.