Treat unruly, curly hair to the Discipline Curl Idéal Masque from Kérastase. Synergising Pro-Keratin & Hydrolysed Elastin, the powerful treatment works to strengthen fibre & increase suppleness, whilst a Cationic Derivative fights frizz & controls volume at the root to reveal smooth, soft curls. Expect calm, luscious locks with increased manageability.