Aluminium Skin Bumper Frame Case Cover for iPhone 4 (Black + Coffee) Perfect-fit for iPhone 4 Built-in hole for iPhone starp 100% Brand new and high quality Conveniently to access and remove Eliminates the iPhone 4's possible antenna issue Protect the frame of your iPhone from abrasion Anti-skidding ability All interface, ports and buttons available for directly use Compatible with iPhone 4 Package included 1 x Al Bumper frame case for iPhone 4