BOOTS NIACINAMIDE SHEET MASK GLOWING & DEWY SKIN IN 3 DAYS^ Reduce skin tone imperfections* and the appearance of dark spots Niacinamide sheet mask helps reduce skin tone imperfections* and the appearance of dark spots. For glowing and dewy skin in 3 days^. Suitable for all skin types. Tips: Apply to clean face, avoiding eyes and lips. Remove after 15 minutes and gently pat to allow remaining formula to absorb into the skin.