Color power technology. Cleans as blue; Turns to white. When foam turns white, simply wipe clean. Before: Sprays on blue foam. After: Turns white as foam cleans. See the foam clean as it turns from blue to white, penetrating, dissolving, and removing soap scum. When foam turns white, you're ready to wipe clean to leave behind a brilliant shine. Scrubbing is virtually obsolete. Eliminates odors as it cleans. Works on Multiple Surfaces: Ideal for tubs, shower walls, shower doors, sinks and countertops. Can also be used on toilets. Also effectively cleans glazed ceramic tile, stainless steel, chrome fixtures, fiberglass, vinyl and glazed porcelain surfaces. Do not use on acrylic, brass or natural marble. Spot test all other surfaces in an inconspicuous area. Works from any angle. Facts You Can Feel Good About: Contains no phthalates. Contains no phosphates. No chlorine bleach fumes. A family company since 1886. No CFC's: Contains no CFCs or other ozone depleting substances. Federal regulations prohibit CFC propellants in aerosols. Learn more at: www.scjohnson.com. Steel can, please recycle when empty.