Amzer Rubberized Snap-On Case with Swivel Holster Combo for HTC EVO 4G - Purple The new Amzer Rubberized Snap on case with revolutionary design Smooth to the touch! Definitive fit for maximum protection! Trendy and impressive designed case for your new HTC EVO 4G. Made of premium hard plastic material with a thin coated of soft rubberized material. Give your HTC EVO 4G a customized look while providing protection.