Autoblow?s suction-based milking machine, VacuGlide, offers toe curling suction that will suck the orgasm right out of your body. Weighing in at 13 pounds with a solid 1/8th inch thick extruded aluminum body, it offers user-customizable stroking distance and comes with with 3 sizes of penis receivers to fit every man and every mood. The electronically operated valves allow you to vary the level of suction you experience along with how much of your penis is stroked. The machine and all of its accessories come packed inside of a high quality backpack, for discreet storage. For its large size, the machine operates surprisingly quietly, creating only a low whirr from the industrial grade piston and motor. This machine does not require you to be able to have an erection on your own; the suction and stroking action will cause an erection.