Facial treatment mask with 5X intensive serum (Whitening Serum that contains Arbutin, Vitamin C, Vitamin B3, Vitamin B6 and Vitamin E) for stubborn dullness and dark spot problems. It deeply nourishes, brightens skin tones and effectively lightens dark spots, acne marks, sun spots and age spots resulting in brighter, clearer and more radiant skin from the first usage. Developed and endorsed by Korean Dermatologist.