Revlon Root Erase permanent root touch-up transforms your roots to match your hair color in as little as 5 minutes—whether it's at-home or salon hair dye Apply petroleum jelly or a moisturizer of your choice around hairline to prevent staining skin 100% gray coverage—because, as anyone with gray roots can tell you, you just want them gone completely Less mess! Just pump the can, mix the formula in the cap (yes, it doubles as a mixing bowl), and apply Plus, each package of color may be used up to 3 times! (You get 3 pairs of gloves in the kit, so you're all set for every application) Because you can use your Root Erase kit up to 3 times, we designed the can so the nozzle can be easily removed for cleaning—so if it happens to pop off as you're taking off the cap, just pop it back on (see our "How to Use It" tab for more info)