Ideal for those with acne-prone or oily skin, this calming and cooling sheet mask contains Salix Alba Bark Extract to control sebum, while Tea Tree Leaf Oil helps to treat blackheads. The Midnight Calming Sheet Mask contains cooling ingredients to lower overheated skin temperature. Tea Tree Leaf Oil is great for those with oily skin and for the treatment of blackheads. It also contains BHA for sebum control and pore care. The mask material is composed of a comfortable rayon sheet with bamboo charcoal powder. Benefits of Klairs Midnight Blue Calming Sheet Mask: Bamboo charcoal sheet provides a soothing effect Calms heated skin with cooling ingredients Helps to clarify pores and control excess sebum Key ingredients: Salix Alba (Willow) Extract Erythritol Betaine Allantoin How to use: After cleansing, place the sheet mask on clean and prepped skin. Remove after 15-20 minutes and gently pat the remaining essence onto your skin. Size: 25ml