Silicone Lover’s Arouser Black Vibrating couples ring. Soft and stretchy Silicone enhancer with added pleasure waves. Intensely powerful, removable stimulator with easy push button operation. Waterproof for play in and out of the water. Safe and pure for body and pleasure. Vibrating ring requires 3 watch size batteries. 6 batteries included. 2 inches by 2 inches enhancer, 1.75 inches by .5 inch bullet vibrator, stimulator.