2 Pack Root Comb Applicator Squeeze Bottle with Graduated Scale, 6 Oz, Hair Dye. Applicator bottle 6 oz, in 2 colors, Blue and Pink. Easy to use: Simply fill the dye bottle with your pre-mixed hair color and use the pump action handle to get the dye flowing through the comb head. Design: Each bottle comes with a screwing tooth comb, each comb has hole, offers you great convenience when you color your hair at home.