10 Function Flexi Risque Probe Black. Completely self-contained probes with intense vibrations at the tip. Flexible shaft moves with you. 10 powerful functions of vibration, pulsation, and escalation. EZ grip base. Smooth and soft butt plug. Waterproof for play outside the bedroom. Safe and pure for body and pleasure. Made using phthalate free, non-toxic materials: ABS plastic with Satin Finish Polyurethane PU Cote probe, Rubber shaft. Vibrating sex toy requires 3 AAA batteries, not included. Do not leave batteries in the vibrator between uses. Butt plug measures 3.75 inches long by 1.5 inches wide. A water based lubricant is recommended.