Triangle shaped tube that features Body Glove's Patent Pending S3 Technology™. S3 Technology™ is designed to give the rider maximum comfort by providing a seating area that is comprised of Neoprene stretched over the opening in the tube. S3 (Suspended Seating System) cradles the rider inches above the choppy water, providing a more comfortable ride, no matter what the conditions. In addition, all S3 tubes can be used as either traditional sit ins, or as deck tubes as well. Is designed for one rider.