Redken Extreme Strength Builder Fortifying Mask for Distressed Hair provides deep conditioning and strengthens hair from the inside out for increased control and manageability.

Key ingredients:
Interlock protein network
- Rebuilds surface protection
- Provides progressive conditioning
- Strengthens hair’s core.
Fortifying complex 18-mea amino acid and protein.

Why it works:
18-MEA helps restore the lipid layer of protection and resurfaces the cuticle to help restore shine while amino acids and protein enter the cuticle for targeted structural repair. Together, IPN and the Fortifying Complex deliver new Extreme’s advanced strengthening benefits for healthier, shinier hair.

Directions for use:
Use Redken Extreme Strength Builder Fortifying Mask for Distressed Hair weekly as an intensive treatment. After shampooing, apply to towel-dried hair. Leave on 5-15 minutes, rinse thoroughly.