- Ammonia free
- Lasts up to 20 shampoos
- Pre-Bonded – helping to protect the inner hair structure, colour after colour (Assessed after 7 applications on sensitised hair)
- Pre-Blended – ensuring all underlying pigments can be neutralised
- Pure deposit only with no lift
- All the SoColor Sync toners in the Acidic technology are intermixable
- The Acidic Toners technology is deposit only, meaning no lift in base level.
- Mixing ratio (colour to developer) 1:1
- Developer: Matrix Cream Developer 3%
- Visual processing time: up to 20 minutes