Dosage and Administration: Carefully follow the directions to avoid personal injury. The can sprays upside down only. Remove the protective cap. Hold the can upside down. Point the opening in the spray tip towards the spot or stain. Depress the tab on the top of the spray tip to spray. Hold the can at arm's length and avoid spraying toward any part of the body. It is not necessary to bend down to apply the product. To avoid splashback, do not spray at hard surfaces.Apply in short bursts until the spot or stain is well saturated. Excessive deposits of grease, oil, or ink may require additional applications. Wait until the material is dry before re-applying to see if necessary. Check for colorfastness on an inconspicuous area. Do not oversaturate. Not recommended for use on wool.If the can is cold, the product will foam but this will not impede the product efficacy. Presentation: 14 oz. (397 g) aerosol cans.