Clean Machine AstroTurf Doormat Mat Zen Pebbles 18&rdquo;x30&rdquo; Shoe Scraper Green Gray Clean Machine by GrassWorx, Genuine AstroTurf Material: Polyethylene, some w/recycled rubber Grabs up to 1 pound of dirt per week. Great for high traffic areas Style name: Zen Garden, Color: Spruce Green & Charcoal Made in U.S.A., Size: 18l x 30w