Clarifying Clay Mask A clay face mask for deep cleansing and a clearer-looking complexion. Manufacturer: Dr. Hauschka $149.00 Custom wishlist OK Add to wishlist Qty: Add to cart Email a friend A clay face mask for deep cleansing and a clearer-looking complexion.How to useMix about two heaped teaspoons with a similar amount of water. Apply away from the eyes. Rinse after about 10 minutes; for dry or sensitive skin, apply thinly and remove after 3–5 minutes.