Typhoon - Auto Telescopic Rotation Male Masturbation Cup With Dual VibrationTyphoon is the world's first device that is able to rotates thrusts and vibrates at the same time. The vibration is very important in a masturbator. Rotation and thrusting provide extra pleasures. In order to make it omnipotent our engineers spent more than 3 years to create this multiple function masturbator to help male get the max fun. Features: 1. Adjustable tightness: Simply hold the sleeve to modify the grip. 2. Transparent design: The see