Contains 12% Stabilized Hydrogen Peroxide to keep your whiter smile its brightest and to whiten hard to reach areas. For heavy consumers of staining foods and/or drinks, use on a daily basis. For moderate consumers use 1-3 times per week.
Smile FX Maintain FX Whitening Pen
Glycerin, 12% Stabilized Hydrogen Peroxide, Potassium Nitrate, Menthol, Carbomer, Triethanolamine, Natural Flavour.