The world famous Thunderstick just got better! This ultra-powered massage wand is now rechargeable, with a sleek silicone exterior that will feel silky-smooth against your skin. Get a comfortable grip on the ergonomically. Contoured handle, designed to minimize reverberation in your hand or arm, Meanwhile, you will be able to play with 4 intense speeds and 7 pulsating patterns of vibration from the round head. You can even take the all new waterproof Thunderstick into the shower or bath for steamy and relaxing pleasure. Measurements: 9.2 inches in overall length, 2 inches in diameter at the head. Charges via USB