Dewitt 20YR4250 20 Year Weed Barrier Landscape Fabric, 4-Feet 20 Year weed barrier landscape fabric Provides a non-chemical method of weed control while allowing air, water and nutrients to pass through to plant roots Easy to install and it conserves soil moisture; will not tear or puncture Colored stripes located 12-inch apart make for easy planting Measures 4-feet by 250-feet; comes in 4.1 ounces