Sebastian Professional Hydre Treatment is an intensely hydrating & nourishing masque that will replenish your hair leaving it full of body & with a silky soft finish. Quenching your hair's thirst it works to rejuvenate & replenish leaving your hair more manageable & with enhanced health & shine. To use: Apply to clean, wet hair. Leave on for 3-5 minutes & then rinse. Use 1-2 times per week.