De Witt 20YR6250 Woven Landscape Fabrics 20-Year Weed Barrier, 6-Feet DeWitt Weed-Barrier 20 Year is the best in the industry for cost-conscious professional and commercial installations Ideal for retail con-sumers who demand professional quality products 4.1-Ounce, woven polypropylene, needle-punched fabric with reinforced fiber Extra moisture control and helps the fabric stay put on sloped areas Measures 6-feet width by 250-feet length roll