Choose Color Charm Demi to glaze, tone, enrich, blend or prepigment. Its no-ammonia formula delivers all of the color and shine without the worry or lift. The economical Wella 1:2 mix ratio means each tube creates 6 oz. of haircolor, enough for two applications. Wella's Color Charm Demi-Permanent Haircolor is ideal for covering first grays, toning highlights, creating lowlights, glazing to add color shine and even gray blending on hair that is up to 50% gray! Quick Color Services to process in 20 minutes or less. ALWAYS USE COLOR CHARM ACTIVATING LOTION WITH COLOR CHARM DEMI-PERMANENT HAIRCOLOR FOR OPTIMAL RESULTS.