MATRIX SoColor Sync is a unique pre-bonded, ammonia-free, tone-on-tone professional hair colour containing built in Cera-Oil Primer.? provides providing seamless hair colour, brilliant shine and great condition to all hair types.
Lasts up to 20 shampoos.
Color Sync is a Pre-Bonded system, which helps to protect the inner hair structure, colour after colour. Ensures all pigments can be neutralised. All Colours in the range are intermixable.
Mixing ratio 1:1