Pumping is an indoor sport generally reserved for the gentlemen in the audience wishing to enlarge their genitals.  This top-of-the-line device, when used over a period of time each and every day at a consistently-set gauge pressure, can and will enlarge the penis and scrotum by filling up the tissues with blood, thereby stretching them.  Many report increases in both length and girth.  The one-hand trigger pump is easy to use, leaving one hand free to hold the clear acrylic container down on the penis/scrotum, which lend a clear view of the ongoing profess.  The easy to read gauge measures exactly how much pressure is being exerted, with a release valve just a finger's reach away for quick releasing.  As always, a thorough reading of the instructions, and a good dose of caution, are advised.

Pumping is also used for its intense sensations and as an aid to sex, too.  Plus, those who've had erectile problems use this to help overcome them.  An excellent addition for your shelf, for the earnest pumping enthusiast.