Features The Integrations Monkey-Swing, made from 3/4-inch 13-ply solid birch plywood and PVC piping, features a smooth-grip wooden bar; smooth-grip handles and tube-coated rope. The Monkey-Swing enables therapists and parents to work on grip strengthening (great for handwriting and other fine-motor skills, vestibular orientation and motor plAnning. Working load 150 lbs. Abilitations Integrations. Quantity One Ideal for vestibular orientation and motor plAnning Great for building grip strength Made of smooth wood, PVC and tubing covered rope From the award winning Abilitations line of Special Needs Resources.