DeWitt Pointbond Polypropylene 15 Year Landscape Fabric, 6 x 50 ft. is designed for permanent landscape areas, flower beds, shrubs, and trees to effectively control weeds. This durable fabric allows water, air, and nutrients to pass ly to the soil while blocking sunlight, promoting healthy plant growth. It is made from ultra violet-treated Pointbond Polypropylene, ensuring it lasts for years even in direct sunlight. For a more attractive appearance, it is used under 2 to 3 inches of bark mulch. The fabric weighs 1.5 ounces per square yard and measures 6 feet wide by 50 feet long.