Rainproof in 15 minutes. Kills weeds and grass. Prevent weeds for up to 5 months (does not kill all seeds, woody and semi-woody plants, and propagules in the soil, such as tubers and rhizomes). Visible results as fast as 3 hours. Where to Use: On patios, walkways & driveways; around flowers, shrubs & trees; along fences & foundations; & in large areas. Quadruple-powered weed & grass killing formula- Diquat, Fluazifop-P-Butyl, Dicamba, Oxylfuorten. Money back guarantee (For terms of guarantee, see back panel. Guaranteed Results or Your Money Back: If you are not satisfied with this product for any reason, send your written request for a refund to the address at right, together with the original dated store receipt showing the price you paid. Please allow 6-8 weeks for processing). www.spectracide.com. Questions & Comments: Call 1-800-917-5438 or visit our website at www.spectracide.com.