this whitening mask can visibly even skin tone brighten complexion and effectively reduce pigmentation. result can be seen through consistent use. non-irritating formula.  the mask’s serum contains french patented ingredient melaclear 2 which can eliminate strongly pigmented epidermal cells and slow down melanin synthesis. it also contains arbutin which can help even out skin tone.  the mask's tissue is made from botanical elements and is ideal for very sensitive skin. it carries and releases more serum than other material. it is exquisitely soft breathable and feels pleasant. it is 100% biodegradable and eco-friendly.