Compare to Crest 3D White no slip Whitestrips classic vivid (Crest is a registered trademark of the Procter & Gamble Company and 3D White and no slip Whitestrips are trademarks of the Procter & Gamble Company). Removes years of tough coffee, wine & smoking stains visibly whiter teeth. Slip-free dry touch technology once-a-day formula enamel safe. 20 Strips: 10 easyfit treatments (each with 1 upper/ 1 lower). See insert for details.