Step 3 in healing & hydrating your dry & damaged hair, Sebastian Professional Hydre Treatment is an intensely hydrating & nourishing masque that will reinvigorate & replenish your hair leaving it full of body & with a silky soft finish. Put the moisture back into your dry, frizzy, unruly hair with Sebastian Professional Hydre Treatment. Quenching your hair's thirst it works to rejuvenate & replenish leaving your hair more manageable & with enhanced health & shine. Directions of use: Apply to well-rinsed, shampooed hair. For a more intense treatment, use after Sebastian Hydre Conditioner. Leave to take effect for 3 – 5 minutes. Rinse thoroughly & reuse once or twice a week.