Cover Your Roots At Home Give yourself quick and easy touch-ups between hair colorings. Specially formulated powder hair color hides the gray easily and naturally. The dual-color palette design ensures a perfect match by layering and blending colors. Blend Colors for a Perfect Match Root Revive goes on naturally to look like your real color (while hiding gray roots!). It lasts up to 48 hours and will not streak or rub off on clothes. Includes application brush.