The Pump Worx Euro Pump is a powerful tool for every mans arsenal. Inspired by European designs, this pump is a slender and traditional beast when it comes to giving you longer, harder erections. The measurements along the shaft of the smoke colored cylinder will help you keep track of how much you have grown during your special pumping sessions. Place your member into the cylinder through the super cushioned donut base. Pump up the medical grade balloon and the suction will get stronger and stronger. To make the most of your new and powerful erection, make sure the place the included ring around the base of your member!