3 Seconds to Flawless Roots. Temporary Root Touch Up Spray. Quickly addresses gray roots. Our Magic Root Cover Up conceals grays in seconds for flawless roots. Get seamless coverage with our lightweight formulation that leaves absolutely no smudging or perhaps gooey residue when dried out, and that s ammonia as well as peroxide free. Ideal for in between color or salon visits. Lasts until your next shampoo. How to use: Shake well. Hold could 4-6 inches from hair. Squirt color onto brand new growth and partially through the length of the hair to merge in the color.