Mega Ruckus Towable 1-3 Rider Tube for Boating and Water Sports, Kwik-Connect To. About this item Nylon Imported 1-3 rider low profile deck tube for boating and watersports. Measures 70-inches diameter (deflated) Fully Covered: Entire tube is covered with our double stitched nylon to ensure both comfort and years of use Kwik-Connect: Our one-of-a-kind tow system lets you quickly and easily connect your tube to the rope Tapered Back: Tapered in the back to only six inches for easy boarding from the water.