The Radian Penish Sheath is a stylish piece that looks great on the penis and feels amazing as currents are passed from the 14 inner contact studs to your cock in a wave of electro-gasmic pleasure The sturdy nylon lacing allows the Radian to be adjusted for the comfort and size of any man. Measurements: Sheath is 4.13 inches long, Material: Leather, Metal, Nylon, Color: Black, Note: Compatible with Zeus power units, not included