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We Tried the Colgate Optic White Overnight Teeth Whitening Pen—But Does It Actually Work?
And with the promise of being an easier, less messy (and potentially faster) method than tried-and-true whitening strips ... the viral Colgate Optic White Overnight Teeth Whitening Pen ($25 ...
The Independent26d
14 best teeth whitening kits: Strips, gels, powders and pens, tried and tested
The 28 strips cater for a 14-day treatment ... you’ll also benefit from the fact it includes the Colgate teeth whitening pen we praised earlier in this article. This is ideal should you need ...