Made from a non-stretch metallic coil, it has the feel of a metal cock ring with the comfort of an adjustable fit. Place the loop over your shaft and around your testicles and slide the adjuster to tighten the fit. Wear this uni-polar adjustable cock ring alongside any other uni-polar electrode and discover the powerful impact of erotic e-stim during masturbation, foreplay, oral sex and sex. The deep throbbing and erotic tingles can even be enough to give you a hands-free orgasm. Adjustable up to 70 mm in diameter, this scrotal/cock loop will fit most men.