DeWitt weed barrier 12-year is an easy-to-use, environmentally safe fabric that controls weeds before they start * The non-woven, hydro philic treated fabric allows air and water to pass through * Dewitt landscape fabric minimizes light penetration to suppress weed growth * Fabric is treated to minimize degradation due to UV light exposure * The design also prevents unraveling and makes the material easier to cut; measures 3 by 100 feet