Nillkin [Upgraded] iPhone 7 Case, Barde Metal Case [Unique Design] Back Cover with Enhanced Ring Kickstand for iPhone 7 4.7" - Black;

Vacuum Plating Chamfer
The four corners are 0.6mm higher, they wrap the phone's four corners completely to protect your phone from impact. The surface is polished by imported machine tool and vacuum electroplated.

Tough Metal, Crash-proof and Anti-corrosion
The four corners and ring are made from zinc alloy, which is harder than aluminum alloy, makes this metal case crash-proof and anti-corrosion.

Soft Flannel Lining
Soft flannel lining inside of the corners to avoid looseness when install this case and protect your phone from scratch.