Wella Professionals Shinefinity Zero Lift Glaze in Cool Opal Flash provides a colour glaze with depth, tone and highs and lows which last up to 6 weeks. Designed for natural or coloured hair, Shinefinity creates infinite colour possibilities and provides healthy-looking, never artificial, shimmering results for a smooth hair result and shine you can feel. All in 5min development time. Lasts up to 6 weeks. Use with Shinefinity Activator.