Enhance your erection: Everything you need to pump your package is included- the transparent cylinder features measurement marks so you can track your progress, while the wide base at the opening of the cylinder ensures a secure seal. The easy grip hand pump makes it easy to squeeze air out of the chamber, keep an eye on the pressure gauge to find your preferred level of suction. Disconnect the hose for Quick and easy release valve; the simple design makes it easy to detach and re-attach the hose while you play. Overall length 9 inches, diameter 2.25 inches, hose length 10.25 inches.