HO Viper 3 TubeThe HO Viper 3 Tube is as comfortable as it is enjoyable. With a tapered profile, it puts the riders in a natural position and assists in easily getting back on the tube after falling off. The new innovative footholds provide relief when you canÎêt hang on for much longer, and with the contoured top each rider has their own comfy spot! Softshell technology adds to the comfort of the Viper series. Get out and have fun on one today!