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. Made using latex free and phthalate free materials: Silicone enhancer ring, ABS plastic stimulator. Vibrating ring requires 3 watch size batteries. 6 batteries included. Bulk weight 0.6 ounce. 2 inches by 2 inches enhancer, 1.75 inches by .5 inch bullet vibrator, stimulator.