X Factor 12 inch Cylinder Vacuum Enlargement Pump with 3 Sleeves. Get the manhood of your dreams and complete satisfaction with the X Factor Penis Pump, a clever penis enlargement system that gets results what ever your age and whatever your penis size. This classic 12 inch penis pump has a clear cylinder with measurements along the cylinder so you can see just how much you've enlarged your penis. With three differently sized seals, everyone can enjoy the perfect fit, even after you've sized up. Because this penis pump has a trigger action handle pump you can achieve much stronger pressure than with a regular suction bulb. This action creates a pleasurable vacuum suction which means that you really get results and the larger, thicker penis you've always wanted.