Narrow chemical applicator applies chemicals along edges

Apply chemicals along walkways, sidewalks, driveways, fences, buildings or along any edge without drift, spillage or overspraying with this chemical applicator. Narrow 4" or 6" widths apply chemicals only where you want to - so neighboring plants, sod and trees aren't damaged. Gravity fed shaft on the chemical applicator applies chemical directly onto the roller in a solid stream which keeps the roller completely saturated for a uniform, application. Made of chemical-resistant high-density polyethlyene. The checmial applicated has a one gallon capacity. Overall length 52". USA made.