Gearonic 2 Piece Hybrid Rugged Hard PC Soft Silicone Back Case Cover for iPhone 4/4G/4S - Non-Retail Packaging Perfect fit for Apple iPhone 4/4S only. Outer back case made of high quality PC material with rugged dotted back surface. Inner layer made of soft and flexible silicone material. 2 piece Snap-On back and frame cover case only, iPhone not included. Product of GEARONIC , Sold by Amazon