Providing defence against blow-drying, brushing, humidity and styling up to 230C, the Matrix Glow Mania Glow Gatekeeper helps to keep strands looking healthy and vibrant. n The leave-in conditioner is formulated with glycolic acid to laminate the hairs surface. Supported by rosehip oil, the nourishing mist protects colour from fading, while working to minimise the appearance of frizz. Spritz over wet hair to create a silk-like softness and luminosity.