Enlarge in style with the MOJO G Force Digital Penis Pump. Ensure your enlargement experience is easy and precise with the digital display showing the pressure PSI in real time as you increase the suction. Press the button to start, once you have found your ideal setting, finding it again is simple! With a transparent cylinder it is easy to see your penis grow and has a silicone doughnut at the base for comfort.Waterproof and easy to clean.