NUMBUZIN No.5 Glutathione Vitamin Concentrated Sheet Mask – intensive instant care as a mask. A highlight from the popular NUMBUZIN care series for a brightened, even complexion. The formula relies on glutathione, niacinamide, and vitamin C to brighten and even out the skin tone. This ensures your skin receives precisely the care it needs with every application. Ideal for dull skin with uneven tone and pigmentation spots. With regular use, the skin appears visibly cared for, balanced, and healthy. Fragrance-free · Vegan · Skin-friendly formula · Original K-Beauty from South Korea.