The Redken Acidic Grow Full System Instant Densifying Spray is a lightweight, pH-balanced root-lift spray that instantly creates fuller-looking hair while providing heat protection up to 230°C. It adds lift and body without stiffness as part of the Acidic Grow routine.

Key benefits:

• Provides heat protection up to 230 degrees Celsius.
• Provides lightweight body and lift without stiffness.

Key ingredients:

• Azelaic Acid: supports scalp health.
• Bifida Ferment Lysate: supports the scalp barrier. 

Recommended for:

• Fine, flat hair.