Acts as a personal bodyguard and stick to the back of phone or any palm device and keeps them away from sliding suddenly. The material has an extremely high coefficient of friction which prevents devices from sliding around on dry surfaces such as car seats center consoles counter tops desktops laptops and even your shirt; Ultra thin: thickness of the sticker is only around 0.4mm; High temperature resistant: no bubble even the temperature is 49'C; Comfortable hand feel; Extra transparency like photographic dispose pattern perfectly; Not only anti-slip but also display image colorfully and clearly; Anti-fade; Eco-friendly: food-grade eco-friendly material; Easy to peer and stick; Unique technique makes it look good without residues; Washable: you can use a wet cloth to wipe the surface if it is dirty; Operation: Stick the front patch to the protective film of the mobile phone screen and stick the back patch to the back of the phone; Please just refer to the direction inside the packing box step by step when you are installing; If they are slanted just peel it down and stick again