My First Jack Rabbit, from Cal Exotic Novelties, was designed with the first time user in mind. Simple, easy-to-use Jack Rabbit. Soft supple head. Flickering bunny ears. 2 speeds of independent vibration. Independent, reversible rotation. Non-jamming synchronized rotating beads. Easy push button controls. EZ load battery pack. TPE (vibrator) ABS (controller) ABS with Silver Plating (beads). 5" x 1.25"/12.75 cm x 3.25 cm. Requires 4 AAA Batteries.