Vibrating Crystal Jelly Power Cock (Lavender)The Vibrating Crystal Jelly Power Cock is a dual function strap on for both men and women. It's hollow design allows it to be used as a penis extension for men, yet it's rigidity and life-like feel means it can also be used by women. The Vibrating Crystal Jelly Power Cock has an added vibrating tip for the ultimate experience.Requires AA batteries, not included.