Step 3 in restoring your dry frizzy hair sebastian professional hydre treatment is an intensely hydrating and nourishing masque that will reinvigorate and replenish your hair leaving it full of body and 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 and replenish leaving your hair more manageable and with improved health and shine directions apply to well rinsed