What it is : Isntree Mugwort Calming Clay Mask is a powerful clay mask that works to reduce sebum, clear waste from pores, and remove dead skin cells. What it does: Featuring six different types of clay (including Bentonite, Kaolin, French Green Clay, and Colloidal Clay) which make up 25% of this purifying mask, it will help clarify and treat oily and acne-prone skin by drawing the gunk to the surface to be washed away.