PORTABLE: Light weighted.This product is easy to take for a trip.You can have your hair washed even during your travel easily.No need to bear the bad feel with oil hair WELL DESIGNED: The bottle body is marked with a scale, thoughtfully for those who always confused about the proportion. Directly know how much you have already added. DO HAIR COLORING TIDILY: No Mess! Just comb & squeeze to apply solutions.No more worry about make everything mess when you want to DIY your hair color.You can easily make your own hair style. WIDELY USED: In addition to a hair dye bottle, our products can be used for dry cleaning hair and make hair treatment.A good household necessities isn't it? 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 Solution flows through hollow teeth to the scalp and roots.