Uniquely designed stretchy ring with one-touch activated head and one head that turns on and off at the touch of a button. Touch activated head can also be toggle on to stay on during use. Ridges on inside of ring provide extra sensation and nubs on both heads vibrate to stimulate the clitoris and perineum. 100% Elastomer material-no latex, no phthalates, no chemical smells and is very stretchy-does not tear. Requires 2 LR44 batteries (included). Crafted in Japan, high quality motors, components and materials.