The Hydrating Nourishing vegan cica relief mask sheet that moisturizes tired skin with birch sap & Centella & Panthenol.- Can be used on sensitive skin types- All green EWG ingredients are used Centella Asiatica It's a soothing mask that quickly calms sensitive skin with Centella asiatica extract Birch sap It contains birch sap 8% Derma clera & effectively soothes the skin. Microfiber Sheet Microfiber sheet made from very thin fibers that evenly adheres to the skin.