With the incredible Hydrohook, the Hydroslide Pro XLT Kneeboard gets you up and riding quickly and easily. Its retractable design means theres nothing protruding to cause unwanted bruises. The Pro XLT offers a thin profile, parabolic twin tip design, dual retractable fins, contoured EVA kneepad, and shock strap for ultimate board control. Made in the USA. Parabolic twin tip design Dual retractable fins Hydrohook for easy starts every time | Hydroslide Pro XLT Kneeboard Made in USA