Re-Hydrate Clay Mask with shea butter and Moroccan lava clay conditions and moisturizes dry dull hair to seal in nourishment. 95% natural-origin, 99% biodegradable. No silicones, parabens or artificial colorants. Q: What is natural-origin? A: We consider an ingredient to be of natural origin if it is unchanged from its natural state or has undergone processing yet still retains greater than 50% of its molecular structure from the original plant or mineral source. To use: After a Biolage R.A.W. shampoo, apply to wet hair. Leave in 5 minutes. Rinse thoroughly. In case of contact with eyes, rinse them immediately.