Resolve is the #1 product purchased in the USA, in the carpet & stain removers category! It cleans the toughest spots and stains in both carpet and launderables. Effective against most food and grease-based stains, and resists re-soiling. Can be used as a traffic lane cleaner and pre-treatment spray. Use on wool, nylon, synthetic, stain-resistant carpets. Take a look at our stain removal directions for hints and tips on how to remove the toughest stains in carpeting.