With the world's first bi-directional rotating love beads the Twin Turbo Dolphin is a strong and waterproof vibrator with a fantastic dolphin shaped clit stimulator. Made of pure silicone, the multispeed 7 inch long Turbo Dolphin has beads that rotate in 2 different directions, a realistic feeling penis head and a rippled shaft that is completely waterproof. With 3 AA batteries.