Revlon ColorSilk 21Revlon’s ColorSilk hair color delivers long-lasting, permanent, high-definition color and shineYou get 100% gray coverage from ColorSilk Moisture-Rich, that’s our promise.Your hair will love you: This nourishing formula, infused with Moroccan argan oil, helps prevent damage and leaves hair so soft, you won’t want to stop running your fingers through itThis permanent hair color is also ammonia-free