This mat by Reversible Mats sweeps clean with a broom or sprays clean with water. Woven of soft and durable virgin polypropylene it dries quickly to prevent mold and mildew and is coated with UV protection to resist sun damage and fading. The breathable material won’t damage grass. Corner loops can be staked to hold it in place. Lightweight and compact, it folds easily for storage in included carrying bag.