SIze: 10 ml MINI Specially formulated for sensitive skin, the overnight Cica Sleeping Mask derived from Forest Yeast delivers intense moisture to soothe stressed skin and visibly strengthen the skin’s moisture barrier. What it is: A hypoallergenic overnight mask that helps soothe stressed skin and strengthen skin’s moisture barrier for a healthier-looking, more hydrated complexion. Skin types: Normal, Dry What Else You Need to Know: This overnight mask is formulated with LANEIGE's proprietary Forest Yeast Extract, which is more effective than madecassoside used in traditional Cica products. Applied before bed, it provides deep nourishment during the hours when skin is more vulnerable due to loss of moisture.