Silicone vibrator, ABS plastic power controller, Stainless Steel beads. Vibrating sex toy requires 3 AA batteries, not included. Do not leave batteries in the vibrator between uses. A water based lubricant is recommended. The main portion of sex toy measures 5 inches long by 1.75 inches wide. Rabbit clitoral stimulator measures 2.25 inches long by 1.5 inches wide.