Pump Worx Deluxe Sure Grip Pump Black from Pipedream Products. Discover thick, throbbing erections that last and last with this professional grade Deluxe Sure Grip Power Pump. Developed as a safe, affordable, non-surgical alternative to expensive medical procedures and pills, this manual pump is the easy way to instantly enlarge your penis without any negative side effects. With each push of the EZ Grip pump trigger, a super strong vacuum is created inside the chamber, forcing your erection to quickly expand its length and girth. Once you penetrate the smooth, flexible Silicone opening, you will quickly discover throbbing, rock hard erections that feel great and swell with power! When you have reached your desired size, simply push the blue quick release button to instantly relieve the pressure. The soft Silicone sleeve forms an air tight seal against the skin, creating incredible suction and amazing results, while the transparent vacuum cylinder allows you to see your cock get bigger and fatter by the second! To prolong ejaculation, slide an enhancement ring over your shaft until it is nice and snug. The tight squeeze will prolong ejaculation, help maintain your erection, and extend the fun. One handed operation. High intensity super suction. EZ grip vacuum handle. Quick release pressure valve. Instantly add length and girth. Improve your stamina and performance. Achieve stronger, more explosive ejaculations. Gain confidence and self esteem. Form fitting Silicone sleeve. Tube length 7.5 inches. Tube width 2 inches. Phthalates free, enlarges, sucks and pumps. Materials: Handle and Cylinder ABS Plastic, Donut Silicone.