Experience the ultimate thrill with the four-person Airhead Big Bertha towable tube for boating. Featuring an air cushioned floor, non-slip cushioned handles with padded knuckle guards, and a heavy-duty nylon cover, this tube offers a comfortable and durable ride for up to four riders. Simply attach your tow rope using the Kwik Connect tow system and get ready for an easy take off. Made with a PVC heavy gauge bladder, this tube is built to last.