The Shane's World Sophomore Bunny from Cal Exotics is a simple and easy-to-use vibrating and rotating bunny with an ergonomic â Gâ design. This bunny features 2 intense speeds of vibration and 2 speeds of bead rotation with 24 non-jamming rotating beads. It also features independent glow-in-th-dark push button controls for vibration and rotation. Instant on/off. TPE (vibrator) ABS with PU Cote (controller) ABS with Silver Plating (beads). 4.5â x 2â /11.5 cm x 5 cm (shaft). 2.5â x 1.5â /6.25 cm x 3.75 cm (stimulator). Uses 4 AAA batteries, not included.