How about a swing seat that is anything but traditional? The Sutcliffe Leisure Pendulum Seat offers your kids a new type of commercial playground swing seat. All you need is a strong chain to let this seat hang from and you are good to go. Kids will love swinging back and forth on this one, considering the uniqueness factor built into it. As for the quality, the pendulum seat is made from the highest quality of materials to make sure it is able to withstand the weight of the kids and is durable to last a long time. The Sutcliffe Leisure Pendulum Seat is 9-3/4 inches in diameter.