Bioderma Sebium H2O: Purifying cleansing micellar water to remove make-up and impurities for combination, oily to acne-prone skin Sebium H2O is a specific micellar water for combination to oily skin that mimics the natural composition of the skin. It gently cleanses and removes make-up without drying out the skin. It eliminates excess sebum and purifies the epidermis. Both in the prevention of maskne (acne caused by mask) and once putting off the mask, it ensures clean and sweat-free skin. Non-rinse. Non-comedogenic.