Cal Exotics Optimum Series Big Man's Penis Pump ClearThe Big Mans Pump is designed to accommodate the length and girth of the most well endowed men. Enjoy optimum size, pleasure, and firmness with a pump created to satisfy the most commanding cocks! This twelve inch long, oversized cylinder uses vacuum power to increase pressure and blood flow to your cock as you pump. Over time, this process can increase sensitivity, maximize size, and give you the firmest of erections. Its perfect for enhancing both