Color Freeze Silver Duo

This shampoo and conditioner set is the 1st color locking hairtherapy for zero fade. Uses New pH 4.5 Balancer Technology. Working with Lactic Acid & Calcium Hydroxide, tightens and stabilizes the matrix at its optimal pH of 4.5 to deeply freeze color pigments inside the hair matrix for ultimate color perfection and anti-fade effect.Gentle shampoo for color-treated hair, brings hair to its optimal pH 4.5 level to perfectly freeze color pigments. For long-lasting intense color. Ideal for use in post-color service and home maintenance

Helps to strengthen the hair structure to optimal pH 4.5 bringing colored hair closer than ever to 0 color fade