The more, the merrier with a Big Bertha water tube from Sportstuff. This round inflatable tube can hold up to 4 people. It sports 8 non-slip foam handles with knuckle guards that make it easier to hold on. The inflatable towable has an air cushioned floor and a Quick Connect tow system. Made with heavy-duty nylon, it"s built to last for many summers. Its Speed Safety Valve lets you inflate and deflate the tube in minutes. This giant towable water tube will have onlookers saying, "Woah, Mama!"