Colgate Optic White O2 Aromatic Menthol Toothpaste Feel the power of active oxygen that helps your teeth look whiter in 3 days. A new dimension of whitening toothpaste that releases active oxygen molecules while you brush your teeth. Helps clean the surface layer of the teeth to make your teeth look whiter from the inside out. - Name: COLGATE Optic White O2 Toothpaste Aromatic Menthol Flavor 85 g - Brand: COLGATE - Unit Amount: 1 unit(s) How to Preserve: Store in a cool, dry place.