The HO Sports Formula 3 is a fully covered tube that's great for kids of all ages. Sit side by side in the secure, cockpit-style seats and enjoy the ride. The squared-off back of the Formula 3 makes it stable in the whip, while the new one-piece floor makes inflation and deflation a snap. Made from the finest materials, the Formula 3 is sure to be the epicenter of your family's boating adventures.• Boston valves for quick and easy inflation and deflation• Heavy-duty PVC bladder• Nylon-covered soft foam handles• Riders: 3• Weight Capacity: 510 lbs.• 85" x 80" Squared-off back makes it stable in the whip One-piece floor makes inflation and deflation a snap Nylon-covered soft foam handles Formula 3-Rider Towable Tube.