Using extracts of the Camellia Flower, the Matrix Biolage SmoothProof Conditioner works to deeply condition and nourish the hair to leave it frizz free and super sleek. Paraben free, it helps to control frizz and flyaways without weighing the hair down, meaning your hair will be left soft, shiny and easier to manage! K.D. Directions for use: After using Matrix Biolage Smoothproof Shampoo, massage Matrix Biolage Smoothproof Conditioner into wet hair. Leave in for 1-3 minutes. Rinse thoroughly. In case of contact with eyes, rinse them immediately.