This multifunctional penis lock ring is equipped with 2 motors. which can be used between couples to stimulate the male penis and female clitoris. It is a good sex toy for couples. Safe. body-friendly silicone material. 10 vibration frequencies can be switched at will. portable size. easy to carry. a good travel companion. Snail shape design. more beautiful and more fun. 100% waterproof. easy to clean. Do you like this toy?