Bad Kitty Cock & Ball LoopGives him strong erections, stimulates the testicles and can extend his stamina! The black cock loop is divided in two by a transparent pearl so that it can be placed over the penis and testicles. There is a movable slider to individually adjust the diameter to the penis size. This way the intensity of the effect that restricts the blood flow can be adjusted according to personal desire. Perfect fit, comfortable to wear & hard erections all in one!