Whiten your teeth on the go, in the office or sat at home with this GRYN expert teeth whitening pen.
Its clinically proven active oxygen gel gets to work instantly on application to remove stains and discolouration, tackling the tough stubborn stains and ingrained discolouration.
Fast and easy to use, it can whiten teeth up to 2 shades lighter.
For optimal results, brush your teeth with GRYN activated charcoal whitening powder and then apply the gel pen to your teeth after brushing for a brighter, whiter smile.
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