A disk that has rope already attached and is ready to be swung on!  The disk is made of a durable plastic and comes in bright colors to resist fading. This product should last 2 years in harsh conditions and up to 5 years in optimal conditions. Some conditions may require replacement sooner.  Holds up to 150 lbs.  Tensile strength is 800 lbs.
 
Colors
Multi-colored, Green, or Blue.