DeWitt Sunbelt Woven Groundcover Fabric - 10ft. x 300ft. Roll  SBLT10300 Heavy-duty woven 3.2-oz. polypropylene fabric Resists tearing, puncturing and weed penetration Approved for most government weed control applications Ideal choice for greenhouses, outdoor displays and as a weed barrier for plantings without topical coverings UV-stabilized fabric holds up in direct sunlight and is striped every 12in. to aid in plant alignment