Color WOW Root Cover Up in Dark Blonde. Color WOW Root Cover Up in Dark Blonde. No mess, just press! Color WOW Root Cover is a fast, easy, precise mineral powder that adheres to hair instantly. Formulated with a variety of pigments plus reflective particles, it blends seamlessly and looks naturally dimensional. It also functions as a perfecting powder to create the look of thicker hair by filling in gaps or covering sparse spots.. Covers gray hairs seamlessly, evenly covers dark roots and extends highlights without peroxide. A little goes a long way - the compact contains approximately 60 uses. Water resistant formula with no waxes, dyes or parabens. 0.07 oz. Apply to dry hair. Load up the small end of the brush with powder, use your free hand to pull hair flat against your head, and press brush down firmly into roots, starting from scalp and working out. To extend highlights, use the side edge of small brush. Lightly dust off any excess powder with wide end of brush. To fill in, use the large end of the brush and a sweeping technique to cover larger areas. CWOW-WU3. CW547. COLOR WOW is at the heart and science of haircare. Their award-winning haircare technologies not only keep your color first-day fresh, but also make it easy to achieve your healthiest, glossiest WOW styles, even if your hair has been compromised by color treatments.