Removes 14 years of teeth stains for a brilliantly whiter smile. Crest 3D White Luxe Whitestrips Professional Effects are like an eraser for your teeth. Remove your teeth stains from the last 14 years in just 30 minutes a day. Their no slip grip means the strips stay put until you take them off, allowing you to talk and even drink water while whitening your teeth. Youll see a whiter smile after 3 days, and full results in 20 days. Achieve professional-level teeth whitening results without the professional price tag. FeaturesPlasticMade in USA or ImportedProfessional Effects Whitestrips give you Professional Level Whitening in just 20 days4 Whitening Power on Whitening MeterAdvanced Seal Technology no-slip grip. DescriptionRemoves 14 years of teeth stains for a brilliantly whiter smile. Crest 3D White Luxe Whitestrips Professional Effects are like an eraser for your teeth. Remove your teeth stains from the last 14 years in just 30 minutes a day. Their no slip grip means the strips stay put until you take them off, allowing you to talk and even drink water while whitening your teeth. Youll see a whiter smile after 3 days, and full results in 20 days. Achieve professional-level teeth whitening results without the professional price tag.