Introducing the new Matrix Super Sync Demi-Permanent Color - the demi with extra protection and extra care! Matrix first pre-bonded alkaline demi, designed to deliver instant fibre protection and up to 75% grey coverage with no ammonia! Achieve natural-looking grey coverage with only 10 Vol developer & a conditioning formula for healthy-feeling hair. An effortless application with an enhancing oil that ensures smooth application from root to tip.