The VX8 Premium Penis Pump System brings engorgement and heightened sensitivity to your penis. It comes complete with an airtight cylinder, silicone tubing, a pistol pump, and a quick release valve for your peace of mind. You also get a high-quality silicone cock strap that engorgement in place. Plus the cylinder is detachable if you're seeking to hold the suction while you play! The VX8 Premium Penis Pump is compatible and interchangeable with other Performance pumping accessories.