Gearonic Black 3 Piece Hybrid Impact Hard PC Soft Silicone Back Case Cover Stand for Samsung Galaxy S4 i9500 - Non-Retail Packaging - Purple Compatible with Samsung Galaxy S4 i9500 only. Outer 2 piece snap-on back and frame covers made of high quality durable hard polycarbonate PC material. Inner layer made of soft and flexible silicone material. Built-in kickstand to prop the phone in horizontal viewing or typing position. Product of GEARONIC , Sold by Amazon