for coloured hair with progressed thinning
- Complete professional thickening treatment for coloured hair with progressed thinning
- For denser-looking hair and restored moisture balance
- Helps remove sebum, fatty acids and other environmental residue
- Helps provide hair resilience and control moisture balance
- Provides a refreshed scalp environment
System 4 helps you achieve thicker, fuller-looking hair and restore moisture balance.
System 4 delivers thicker, fuller hair by removing follicle-clogging sebum, fatty acids and environmental residues, while providing moisture balance and color protection.