MATERIAL: High-quality durable polypropylene fibres, PE material on the surface, with drainage holes, water resistant with great drainage, no need to worry about stagnant water. Realistic Artificial Grass: Grass Height about 20mm in length, high-density artificial grass. With 4-tone Color, soft and lush and the thatch looks & feels like real natural grass. Providing you with Year round Green and turf enjoyment, perfect for all indoor and outdoor projects. ARTIFICIAL GRASS: Non-toxic and Lead free, non-toxic. No mowing, no watering, no fertilizers. No pesticides, safe for pets and children. Perfect for outdoor decor, such as garden, lawn, patio, landscape, backyard, deck, balcony, porch and other outdoor place. Also used as mat, carpet, doormats in indoor home. Cleaning Method: bark paper scraps, direct cleaning, dirt dust, rinse with water, chewing gum, etc., cut off sticky straw