1)Can roll 2)Anti-skidding and wear resistant 3)Leather +PC+stainless steel+magnet 4)Four color for your reference.

1	Can put on computer	ROll the cable of heaphone
2	Can put on freezer	when you kooking, can check the E-MENU
3	Can put on Car	When you driving  the car, can use be GPS
4	Can supports	when you watching and play game..

Can Roll Mobilephone matte case for Iphone 4G/4S with magnet