The Safe Solution to a Slippery Situation. The Swim Stirrup has been carefully engineered to provide safe, easy access to small boats for swimmers or water skiers. Durable, reliable design attaches to gunwales, transoms, or open bows. Easy to install, easy to use?it even floats! Perfect for rowboats, ski boats, dinghies, sailboatsAdjustable length to fit your boatComplete hardware and instructions included