Prevent your grass from extra wear on dirt and soil with a pair Protective Rubber Mats (pair) in Red by Gorilla Playsets. Made from highly durable rubber the mats prevent excessive wear under slides and swings from mud build-up or inordinate soil breakage. The thick rubber is extremely durable and long-lasting. They are a great advantage to have underneath any playset! These mats are not intended to be a component or portion of a safety surface system.