The Express Whitening Desensitizing Gel Pen - Single.

Replace and refill your Express Whitening Kit with another Desensitizing Gel Pen to keep your smile feeling fresh with ease-of-mind that your teeth won't feel sensitive post-treatment

Apply the desensitizing gel onto teeth after kit treatment using the convenient twisting Gel Pen. With a couple of simple twists, the perfect amount will be pushed onto the bristles, ready to apply to your teeth.  

Desensitizing Gel Pen Refill - Single