The Big Bertha is a giant 4 person classic action towable is updated with state of the art features such as a new air cushioned floor, non slip cushioned handles with padded knuckle guards and a fast and easy quick connect tow system. Just slip your tow rope over the quick connect and you're off and tubing. The Big Bertha is built heavy-duty and is fully loaded. Grab the gang and create your own riding experience. Ride with 2, 3 or even 4 of your friends. Hit the lake this summer with the all new smooth riding Big BerthaHeavy-duty partial nylon coverQuick connect tow systemSpeed safety valveHeavy-gauge PVC bladder with air cushioned inflated floorNon-slip cushioned handles with foam padded knuckle guards and reflective safety piping74" dia. (Deflated)