Kill weeds and grasses down to the root and prevent new growth with RoundUp Extended Control Weed & Grass Killer Plus Weed Preventer II. This dual-action formula gives you visible results in three hours, and comes in a ready-to-use mix with a Pump 'N Go sprayer that provides up to five minutes of continuous spray for faster work. Suitable for use on driveways, sidewalks, and patios; along fences, foundations, curbs, and retaining walls; and along the edge of lawns. Not for use on lawns. | RoundUp Ready-To-Use Extended Control Weed & Grass Killer Plus Weed Preventer II Pump N Go Sprayer | Size 1.33 gal