This Colgate whitening pen is filled with a quick-drying serum ... Thanks to the tapered brush of this whitening pen, it’s easy to apply the whitening serum to all nooks and crannies.

Along with the whitening powder, strips, and precision pen, it has the enamel care serum. Clinically proven to help reduce tooth-decay this easy-to-apply serum tackles the 'root cause of sensivity'.

This Colgate whitening pen is filled with a quick-drying serum ... Thanks to the tapered brush of this whitening pen, it's easy to apply the whitening serum to all nooks and crannies.

And, with Colgate being an OG oral ... Comes with a pen for touch-ups What sets this LED teeth whitening device apart is the application. While you’ll still need to use the device for 20 minute ...