These uni-polar ElectraLoops can give you hands free orgasms and make lovemaking longer. You may wear them on any part of your shaft to enhance sensation. Wear the loop around your cock and balls and a second below you flans and you'll experience powerful contractions ande tingles throughoutyour length, intensifying strokes for better solo satisfaction. These loops are not only for masturbastion, you may wear them during foreplay, oral sex, and sex to intensify stimulation. Each cock ring is adjustable up to 2.75 inches in diameter. Use with the electroconductive gel for the best experience.