What it is: Gentle shampoo for colour treated hair, ideal for use in post-colour service. Schwarzkopf Professional BC Bonacure Color Freeze Silver Shampoo actively supports and enriches the shimmer of cool color directions. Enhanced with essential violet color pigment that can even reduce warm color undertones within the hair. Unwanted golden or yellow tinges are minimized by using Schwarzkopf Professional BC Bonacure Color Freeze Silver Shampoo. The hair is cleansed, while violet direct pigments fight the un-aesthetic warm undertones. Ideal for use on pre-lightened and cool color treated hair. Applied onto white/grey hair, it gives a healthy metallic touch and enviable shine. What it does: Protects colour vibrancy and seals in shine, giving up to 90% colour retention and 100% more shine until the next salon visit. What else you need to know: Suitable for daily use.