Suitable for 99% of smartphones，More environmentally friendly design, you can use it on your current smartphone, you can also use it in later new phones
The following smartphones are not supported (height greater than 170MM, thickness greater than 12MM, height less than 122MM)
The thicker four protection corners are higher than the screen and camera. Most effective in reducing friction, which protects the front and back of the phone more effectively.
3D hollow design for more efficient cooling of smartphones
You can make your smartphone stand and watch movies, and you can place cards on the back.
