Attach the straps around the tube or towable's handles. Then attach to your boat with either the giant 3-1/4" suction cups or loop the stretch cords around a cleat or rail. The 2" wide adjustable straps are easy to tighten for a secure hold. BOAT OR AUTO TIE DOWN SYSTEM SO YOU DONT LOSE YOUR TUBES AND FLOATING TOYS Attach the straps around the tube or towable's handles. Then attach to your boat with either the giant 3-1/4" suction cups or loop the stretch cords around a cleat or rail. The 2" wide adjustable straps are easy to tighten for a secure hold.