Waterproof Power Stud Curvy Dong from California Exotic Novelties Power Stud traditional designs with a contemporary flair. Body safe, push-button 3-speed controller, 100% waterproof. Soft and flexible vibrators. 3-speed. Power packed. Push button control. Phthalate free PVC shaft, ABS plastic, ABS plastic with polyurethane PU Cote cap, ABS plastic with silver plating decoration. 2 AA batteries, not included. 6.75 inches by 2 inches.