* Providing an additional 45 % in girth for longer erection, lovetoy vibrating cock ring is a great choice for adult couple who seek a long erection experience without hassle. * Vibrating wave knights ring with scrotum sleeve wrap the balls tightly to slow down your blood flow to the penis for a longer harder erection and later ejaculation. * An inserted vibrator in this penis ring provides extra thrilling vibrations for both you and your partner. This penisring for men ensures you both experience mighty waves of stimulation for a double orgasm pleasure ride. * This penis extensions sleeve is made of body-safe material TPE. Latex free, Phthalate free.