Oral B 3DWhite Clinical Whitening Restore Toothpaste 70ml. Delivering four whitening actions within one formula, Oral-B’s 3DWhite Clinical Whitening Restore Diamond Clean Toothpaste is designed to loosen and lift surface stains, polish the look of teeth and help protect against future staining. Offering at-home results, the enamel-safe toothpaste promotes a whiter and brighter-looking smile.