With aerostimulation for the ultimate blowjob kick. This innovative Air-Tech masturbator makes men's dreams come true: extra vacuum valves create a sensual suction effect inside during masturbation, controllable via the upper air hole with your finger. The ergonomic hourglass shape offers different tightness sensations for a unique experience. It features a sleek design and a practical closure cap for storage. The silky soft texture can be removed from the casing for cleaning. The black Strong Cup is ideal for those who love it really tight and intense. Designed to create a unique feeling dynamic.