Clean Stride Entrance Mats provide highly effective dirt and dust removal. The Waterhog™ carpeted surface scrapes larger debris from your shoes. When used with the Clean Film Insert, the adhesive film sheet captures smaller particles to stop them from being tracked in. Cleans easily with hose or vacuum. Clean Film Inserts (sold separately below) have 60 adhesive film sheets, each consecutively numbered to show remaining layers, Clean with mild, soapy water or peel away to expose a new layer. Inserts are white, sold as each. Specify Charcoal, Evergreen, Navy or Red/Black when ordering mats.