Enamel safe whitening. Removes up to 90% of surface stains in 7 days. Enamel Renewal Toothpaste whitens by polishing and lifting away surface stains with proprietary micro-cleansing whiteners; removes surface stains in hard to reach places with gentle foaming action; strengthens and rebuilds weakened enamel. With regular brushing, Crest 3D White Luxe Enamel Renewal toothpaste: Fights cavities, fights tartar, refreshes mouth. Satisfaction Guaranteed: Crest 3D White will provide you with a whiter smile - guaranteed. www.3DWhite.com.