The speed zones come in 1, 2, & 3 rider models that provide a stable ride while easily sliding outside the wake for an exhilarating run! these fast track hot rods feature heavy-duty full nylon covers that are sleek, and cockpit seating to keep you in the saddle. The high backrests provide lumbar support, while the air cushioned floors will ensure a comfortable ride. The double webbing foam handles with knuckle guards will keep your white knuckles from turning red. Constructed with heavy-duty K80 PVC bladders, the speed zones are built tough. 53-1931: 2 rider, 88 in. X 84 in. (Deflated) 80 in. X 77 in. (Inflated)