Kills the toughest weeds and grasses to the root. Guaranteed! *Consumer Guarantee: If for any reason you are not satisfied after using this product, simply send us original proof of purchase and we will replace the product or refund the purchase price.Convenient, no-mix formulaUse in and around vegetable gardens, flower beds, tree rings and mulched beds, as well as on cracks in driveways, walkways and patiosRainproof in 10 minutesVisible results in 3 hours