Luxury Aluminum Ultra-thin Metal Case Cover for Samsung Galaxy S4 I9500 (Colorful Rose) Fashion design,100% Brand New,high quality! Compatible Model:For Samsung Galaxy S4 I9500 Material:Metal/Aluminum + Acrylic Plastic Its made up of two parts: Aluminum Metal Bumper + Acrylic plastic back cover, and there are some crystal on the back cover, please see pictures. You can simply to install and remove the cover case. Package :1 plastic crystal back cover for Samsung Galaxy S4