A nourishing, ultra-concentrated rich hair mask, that deeply nourishes & strengthens very dry hair, medium to thick. Formulated with plant-based proteins and niacinamide, this indulgent formula provides +89% conditioning**, making the hair easy to comb and detangle, as well as +98% stronger hair**, +116% shine* and reducing frizz.How to UseApply on lengths & ends after cleansing hair with Bain Satin or Bain Satin Riche.Apply to washed and towel-dried hair. Massage lengths and ends. Leave on for 3 to 5 minutes. Rinse thoroughly.