The multi-speed Waterproof Jelly Caribbean? #4 is 6.5? long with diameters up to 1.625?. The jelly soft flesh-like texture warms to the body. It features realistic veins along the shaft, one ring of 16 stimulators, and horizontal ribs thereafter. A cord is attached for retrieval, hanging on a bedpost, or a towel hook in the pool house. Two AA batteries, not included, provide the vibrating action.