The Twisted Science from Radar will whip and dip your riders thanks to the Spoon-O-Vation design. This concave bottom gives you less catch, an easier ride and less drag as you bounce your riders over the wake and into the lake. Spoon-O-Vation Concave Bottom, Integrated Handle Hook, Drop-Stitch Construction, Pump and Patch Kit Included, Weight Capacity: 340lbs., Warranty: One Year, Material: Die-Cut EVA Top Deck, Number of Riders: 2, Size: 60 In Diameter, Tube Style: Ride On, Model Year: 2017, Product ID: 466671, Model Number: 177060, GTIN: 0842903085513