ColorSilk Tone + Gloss + Care™ is a multi-benefit hair color that enhances your color and leaves hair 2X shinier* and 4X stronger*. The Leave In Scalp & Hair Serum cares for your scalp and hair. Clinically proven with 93% showing an increase in scalp hydration.† Commitment shy? This demi-permanent hair color lasts up to 28 washes with no harsh root grow-out effect. The gentle formula is ammonia free**, vegan and has up to 90% natural ingredients. Got some grays? This color blends grays with up to 60% coverage. Enhances color with a range of glossy shades for multi-dimensional, natural looking resultsLeaves hair 2X shinier* and 4X stronger*Hydrating Leave In Scalp & Hair Serum cares for your hair and scalp after coloringDemi-permanent hair color, lasts up to 28 washes;Blends grays with up to 60% coverage*Vs untreated hair **Formulated without adding ammonia, mineral oil, or parabens †After scalp + hair treatment