Misc: Removes up to 80% of surface stains. Whiter teeth. 100% guaranteed (Satisfaction Guaranteed: Crest 3D White will provide you with a white smile - guaranteed). www.crest.com. Patents: www.pg.com/patents. Whitens by polishing and lifting away surface stains with proprietary micro-cleansing whiteners. Gentle foaming action to help clean hard to reach places. With regular brushing, fight cavities, strengthens enamel & refreshes mouth. For an extra white smile, use with these crest 3D white products.