The Subtil Retouch Mask in Red is formulated to provide intensive care and color refreshment for hair. This treatment works to deeply condition the hair structure while enhancing the vibrancy of red tones between colorizations. Ideal for maintaining salon-fresh color intensity, this mask helps to smooth the hair cuticle, resulting in enhanced shine and manageability. Use it as a regular part of your hair care regimen for continuous revitalization of red shades.