Product recommended for men, featuring 5 levels of suction and 9 levels of vibration. The internal surface is soft and stimulating, with a mouth-shaped opening. It is a customized erotic toy with automatic water drainage and LED. The vibration can significantly enhance the experience. Using it can improve self-control during intercourse, increasing its duration. Before and after each use, the internal unit should be washed inside the sleeve with lukewarm soap and a cleaning device. Water-based lubricant is recommended.