The 10 Function Risque from Cal Exotics are totally self-contained probes with intense vibrations that resonate throughout. With 10 powerful functions of vibration, pulsation, and escalation, the Risque is smooth, soft, unscented, and pliable with an ergonomic flanged base designed for comfort. TPR (probe) ABS with PU Cote (base). 3.25″x 1.25″/ 8 cm x 3 cm (probe); 4.25″x 3.25″/ 11 cm x 8 cm (overall). Blue. Requires 2 AAA batteries (not included).