Master your 'brows! Flower Brow Master All-in-1 Brow Mascara is your complete brow tinting and taming tool in one portable little package. The sheer brow mascara tames unruly eyebrows while adding a natural tint of color to fill in sparse areas. Apply with the applicator and brush through or comb to set your look. The subtle tint is specifically-tailored to fit a wide variety of hair colors and tones.