Matrix Biolage Raw Re-Hydrate Clay Mask 13.5 Ounce 400 Milliliters Matrix Bio Raw Nourish Rehydrate Clay Mask penetrates hair to rebuild lost nourishment and softness. It is made with quinoa husk, honey, coconut oil, and kaolin. Infused with shea butter and Moroccan lava clay, it conditions and moisturizes dry, dull hair.