Buy now from the Zup Kneeboards available at Overton's. Kneeboarding is a great way to get your family on the water. Overton's has a wide variety of exciting kneeboards from Hydroslide kneeboards, HO Sports kneeboards, O'Brien kneeboards, Connelly kneeboards, and Gladiator kneeboards. You'll also find kneeboard handles and ropes, kneeboard pads, and replacement kneeboard straps. So strap into a new kneeboard and let the fun begin.