Fluoride anticavity toothpaste. Enamel safe whitening. Removes up to 80% of surface stains. 3 Benefits in 1: whitens; strengthens (strengthens enamel); protects (against future stains). Satisfaction Guaranteed: Crest 3D White will provide you with a whiter smile - guaranteed. If you are not satisfied with the results, Crest 3D White will send you a pre-paid card in the amount of your purchase. Simply return your receipt and package UPC within 60 days of purchase. Limit to one refund per person. www.crest.com. Call 1-800-208-0169 for more information.