Biolage RAW Re-Hydrate Clay Mask is a unique sensorial experience for true professional results. Discover the new feel of naturally healthy hair. Discover the new feel of healthy looking hair with our 14.4 oz Ultra-Conditioning Clay Masks. Biolage R.A.W. Re-Hydrate Mask for dry, dull hair. Shea Butter + Moroccan Lave Clay conditions and moisturizes while sealing in nourishment.