100% genuine from the USA remove 14 years of stains in just 30 minutes a day for a brilliantly whiter smile. UK next day & free delivery available. You’ll see a brighter teeth after 3 treatments (three days), and full whitening results in 20 treatments (40 strips), or 20 days. Key Features:- - Crest white strips deliver professional-level teeth whitening results at home. - Remove 14 years of stains for a whiter smile. - Give you results that last 12 months and beyond. - The no-slip grip of Crest 3D whitening strips Advanced Seal™ Technology stays put so you can talk and even drink water while whitening your teeth. - Crest white strips mold to the shape of your teeth and come off cleanly. - Provides a comfortable, at-home teeth whitening experience using the same enamel-safe whitening ingredients used by dentists. - Due to the concentrated strength with Crest White Strips some users may experience an increase in sensitivity which is only temporary, it will go after couple of days. Buy now: https://thewhitesmiles.com/sho....p/crest-white-strips