It features an innovative flip-back design, shock-absorbent rubberized interior, and Speck's award-winning CandyShell hard-soft construction, so you know it's one of the most stylish and protective iPhone accessories you can find. Features One-of-a-kind design; seamless hard shell case with soft, rubberized interior lining Rubberized interior and button covers offer shock absorption and protection Patent-pending one-piece design Compatibility iPhone 4 (16/32GB) iPhone 4 AT&T (16/32GB) iPhone 4 GSM (16/32GB)