Enjoy a cleaner pool with this Polaris replacement belt kit for pool cleaners. This replacement belt kit is designed for model 360 or 380 pool cleaners. The kit has both the small belt and large belt, providing you with what you need to keep the pool cleaner up and running. The belts are made from durable rubber. They are outfitted with teeth in order to drive the pool cleaner's motor and help it keep the water free of contaminants.