Significantly increase your penis size in both length and girth or get your money back.
All Extender Editions include 10 Penis Comfort Sleeves and a Rock Solid Penis Ring. A $50 value for FREE!
Revolutionary design provides the absolute perfect fit for any shape or size penis.
A doctor trusted penile traction therapy device backed by over 15 years of research, development and clinical trials.
Our devices are trusted by medical professionals all over the world to deliver safe, effective penile traction therapy to treat everything from curvature to micro-penis. They are most often prescribed by doctors as a risk-free and pain-free alternative to surgery.
Many clinical studies, as well as our own user data, indicate that penile traction therapy can both increase the overall size and straighten your penis.
Thousands of Clinical Trials have enabled us to design and innovate the most comfortable and customizable penile traction therapy device on the market.
Bolster your results with up to 4200 grams of fully adjustable tension.
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X4 Labs™ offers a wide variety of Penis Extenders specifically designed to treat curvature typically caused by Peyronie's Disease using feedback from doctors and patients alike. Straighten your bent penis over time just by simply wearing your device.