Spotlight Oral Care Teeth Whitening Pen helps to remove stains on your teeth by dissolving them rather than covering them over, gentle on the teeth and perfect for on-the-go whitening. Formulated with the active ingredient Hydrogen Peroxide, this teeth whitening pen applies a small amount of whitening gel for easy and long-lasting results. This innovative product ensures that you have a bright, white and confident smile wherever you are. Ingredients Glycerin, Aqua, Phthalimidoperoxycaproic Acid, Hydrated Silica, Dicalcium Phosphate, Hydroxyethylcellulose, Menthol, Hydrogen Peroxide.