UltraFresh is the most effective rug and room deodorizer available. Use this safe and economical alternative to ABRASIVE baking soda based deodorizers to eliminate odors caused by smoke, mustiness, vomit, pets, urine, mold, mildew, food and much more. Safe for all vacuum cleaners and carpets. To use, simply sprinkle UltraFresh onto carpeted area and vacuum. UltraFresh continues working long after your vacuum cleaner. It also controls the musty odors sometimes associated with vacuums.