Colgate Optic White O2 Aromatic Menthol toothpaste with Active Oxygen Bubble technology - Oxygenated whitening toothpaste that heats to whiten in 3 days. Experience whitening like you've never experienced before. A revolutionary whitening toothpaste with Active Oxygen bubbles that releases millions of warm, ultra-fine active oxygen bubbles as you brush. Optic White O2 gets absorbed right into your enamel, gently whitening teeth from the inside out. Let your radiant smile shine from the inside out.

Your warming oxygenated whitening begins now - 3 steps to your true radiant smile:

1. Squeeze some whitening toothpaste onto your toothbrush, and begin.

2. When you feel a warm and ultra-fine foaming sensation - it means that it’s working! Continue brushing for 2 minutes to ensure complete cleansing.

3. Rinse, and repeat morning & night. Begin to see a radiant whiter smile in 3 days.