Revolution 2110 The Revolution Kneeboard from Hydroslide has a classic spoon shape that gives it a smooth, easy ride, without sacrificing any “pop” off the wake. EVA pad with deep knee wells, couple with a 3” padded belt gives the rider superb control during every trick and maneuver. All Hydroslide boards have a patented thin-profile design, giving them not only the best looks, but the best performance as well. Also includes the Patented Hydrohook, which allows beginners to get up the first time, every time, and gives experts a whole new way to enjoy the ride. Made in USA. 3" padded strap and hydrohook