Matrix Color Sync is an intensive demi permanten colour without ammonia. The patented Ceramide Complex deeply cares for the hair fibre and strengthens the hair structure from the inside. Color Sync fills gaps so there is an even canvas for even colour distribution. The contained apricot kernel oil gives shine and suppleness. Matrix Color Sync Application Color Sync is applied on dry hair. The exposure time is up to 20 minutes. The mixing ratio with the oxidant is always 1:1.