Swing, hang, or practice somersaults? With the BERG Gymnastic Rings, you’ll unlock even more fun from your PlayBase. Simply attach the rings to your PlayBase frame using the carabiners. Whether you’re improving your gymnastic skills or enjoying endless swinging, you’ll never tire of these gymnastic rings. The modern gray color of the rings also blends perfectly into your garden. Already have another playset? BERG swings are always a great choice!