Scosche Ip4rbl iPhone 4/4S Railkase - 1 Pack - Carrying Case - Retail Packaging - Blue Fits iPhone 4/4S 100% Anodized Aircraft Grade Aluminum High-impact Polycarbonate Bridge Prevents Signal Loss Shock-absorbent Silicone Skin Reduces Impact Ergonomic Shape & Soft-touch Silicone Skin Is Comfortable During Use