The Smelleze® Natural Carpet Smell Deodorizer Powder was specially developed to eliminate many unpleasant and hazardous carpet odors without masking them with fragrances. Smelleze® is totally safe to use and will capture odors and gases released by carpets and complement existing ventilation systems. This will create a cleaner fresher healthier smelling environment that will be appreciated by all. For a breath of fresh air simply sprinkle 2-3 tablespoons Smelleze® powder per square foot vacuum and smell the difference. Repeat as necessary until all the odors are eliminated. Thereafter use occasionally before you vacuum to prevent odors from building up. This product is odorless and will not stain.