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 to hold 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. It’s easy to assemble, easy to use, and easy to clean. Material Type: ABS, Acrylic, Silicone Texture: Smooth Color: Clear Insertable Length: 8 inches Length: 9 inches Width: 2.25 inches Product Weight: 11.3 ounces