Vibrating penis ring. Made of soft hypoallergenic medical silicone, its design has been designed to increase the duration and intensity of erection, making sexual intercourse longer and more pleasurable. It can be used with the ring downwards to stimulate the man's scrotum, or upwards to stimulate the woman's clitoris, it also has 20 speeds, so it can be perfectly adjusted to the tastes of the couple. It is waterproof and rechargeable via USB included.