Rescue Tubes are required rescue equipment for swimming pools and water parks. It allows rescuers wrap the rescue tube around victims. A harness with strap allows lifeguard to secure the stap to their own body. And also use a clip to enclose the bent tube around the victim, so it will not open up and release the victim into the water.It's soft, vinyl coating applied to rounded edges are crack-resistant.Nontoxic-Lead free,phthalate free