The Formula 4 is the most versatile and feature packed case in our line, yet it is ultra slim and light weight. It’s constructed from high impact polycarbonate with an aerospace grade carbon fiber back plate that provides additional protection and coolness that only carbon fiber can.

Fits all versions of the iPhone 4 and 4S!

Features

• For all versions of the iPhone 4 and 4S
• Dockable (removable bottom cap)
• Hi-impact polycarbonate
• Rubber tone finish for a satin look and a soft feel
• Ultra-thin ergonomic shape
• Full back protection
• Aerospace grade carbon fiber back plate
• Rubber logo side grip