Double Dippers Black Black Vibrator features: 10 functions, 100% Silicone. Easy push button power controller. Phthalate free RoHS Compliant materials: Double Ended Vibe Silicone, attached power controller ABS plastic. Sizes: Double Ended Vibe 9.25 inches, largest diameter 1.5625 inches, controller 4.4 inches, diameter 1.0625 inches. Vibrating sex toy requires 2 AAA batteries, not included.