Gliss Blonde Hair Perfector Deeply repairs damaged hair with a formula containing Peptide Blend and Blueberry Extract. Helps eliminate warm and yellow tones. Protects against hair breakage and refreshes its shine. 96% Ingredients of natural origin.Instructions for use: Conditioner: Wear gloves and apply after shampooing to damp hair. Rinse well! Mask: Wear gloves, apply to damp hair from roots to ends. Leave on for up to 5 minutes and rinse thoroughly! Keep the product out of reach of children. Rinse hair thoroughly after application.