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.
This will give you a more even distribution of color where you want it.
This applicator doe not have holes at the "tip neither at each brush strand, it does have at the bottom of the plastic base that holds the strands 1 hole
Application: Silicone air cushion hair brush, household scalp cleaning, hair comb, bathroom soft rubber airbag, head meridian massage comb