The iFrogz Cocoon case for iPhone 4/4S is an ultra-durable protective, 2 piece case featuring luxe finished poly-carbonate snap-on exterior and pliable contrasting TPU interior. The Cocoon combines protection and good looks in a single solution. The interior of the case features a pliable inner core that provides maximum impact absorption. The exterior of the case is made from durable polycarbonate and finished with soft touch coating for an excellent hand feel.