Roundup 5708010 Weed and Grass Killer Plus Weed Preventer II Refill, Liquid, Spray Application, 1.25 gal Bottle

Kills weeds and prevents new ones from growing for up to four months. This refill is ready to use so there is no mixing and no measuring. There is no worry that you've mixed your refill too weak or too strong because it's already mixed to the perfect ratio for you. It's easy and economical.