WITH TOOHT COMB CAP DESIGN - each bottle comes with a screwing tooth comb,each comb has hole,deep inside your hair.HIGH QUALITY MATERIAL - Made of durable material,is re-usable,soft and easy to squeeze,great for filling hair color,conditioner,shampoo or applicator.WITH CAPACITY READING - The bottle is marked with capacity,Maximum capacity is 160ml/6ozEASY TO USE -mixing the hair color with water or hair oiling into a paste, pour paste into the bottle.screw the lid and squeeze the bottle directly along hair roots to tails.USE APPLIANCE - Ideal for hairdressing, at-home dyeing,keratin hair treatment and hair applicator.【Material】The hair coloring dyeing bottle is made of environmental plastic which is durable and easy to clean after use.【Wide application】 They can be as dry cleaning bottles, shampoo bottles, hair dye bottles, etc. They can also be Suitable to fill glue, paint, ink, and dye.