Cover Your Gray's 2-in-1 Hair Color Touch Up Wand is perfect for quick, easy hair touch-ups when unwanted gray hairs come about. Use the mascara wand side to cover strands of hair or the sponge tip applicator to cover roots, sideburns, and large sections of hair.No need to add water; just apply the color, brush through, and go. This temporary color will wash out with normal shampoo washes.