Champion Manufacturing AZ802011-6 CounterTred Black Nyracord Rubber Anti-Fatigue Mat Go to amazon.com Related posts Top drainage matting roll FeatureAnti-Fatigue, Anti-Slip MattingIdeal For Welding, Machining, Grating and Heavy TrafficWithstands Wheeled Traffic DescriptionCounterTred is made with Nyracord rubber which consists of a durable blend of rubber and fiber.