The Hydroxtreme5 improves his penis size in length and girth through the use of water.The Hydroxtreme5 features an improved design and comes with a hand ball pump and a hose. The improved comfort pad gives you a more effective seal against the body which allows you to harness the full strength and power of your hydraulic penis pump. This penis enlargement pump features a smart latch valve that makes it easier to fill in the shower. The hand ball also allows more control over your pump pressure.This penis pump has been created for penis sizes that measure a pre-erect length of 5.5 inches and less. The canal diameter measures 2 inches.