Y Theorem Bio Cellulose Facial Mask

A concentrated bio-cellulose sheet mask from 111SKIN, Y Theorem targets hydration and calming with a cooling, adherent texture. Ideal for dry or reactive skin types seeking an intensive moisture boost without heavy residue. The mask feels weightless yet occlusive on application. Fragrance-free and designed for single-use sheet masking routines, it suits anyone wanting a quick restorative treatment.