Colgate Optic White Toothbrush + Built-In Whitening Pen for whiter teeth in 2 days.
Now you can have a whiter smile with the new Colgate Optic White Toothbrush + Built-In Whitening Pen, which contains the same whitening ingredient that dentists use, but in a lower strength formula. Whitening that fits into your life; it's as easy as...
Brush. Whiten. Go.
Brush-Brush with your regular toothpaste.
Whiten-Apply gel. No waiting, no rinsing.
Go-Store pen inside brush.