ZTE Quartz Case, Insten Astronoot Dual Layer [Shock Absorbing] Protection Hybrid Rubberized Hard PC/Silicone Case Cover for ZTE Quartz Z797c, Black Keep your device safe and protected in style. Color: Black. Material: Hard Plastic/Silicone. Double-layered cover provides shock-absorption protection from drops and falls. Encases the corners and back of the device to provide secure fit and feel. Full access to all ports and function buttons. Accessory Only; device not included. Note: Special Return Policy applies on this product.