Product Description Color and treatment can be done simultaneously! The magical treatment. Color butter allows you to dye your hair while treating it, ensuring beautiful color without unevenness even on extensions or permed hair! As it colors while replenishing pigments, it repairs damaged hair, leaving it shiny and smooth! It fades more naturally than store-bought black dye, making it suitable for students who have overly lightened their hair during the summer! Large capacity of 200g! Unlimited color combinations when mixed! Great for use in a black and colorful style as well. Caution: If it gets into your eyes, rinse immediately. If any abnormalities appear on your skin, discontinue use. If symptoms are severe, we recommend consulting a dermatologist. *Lighter natural hair colors will show more vibrant results. *Results may vary by individual, but approximately 1 to 2 weeks of color retention can be expected. *Please note that black hair and artificial fibers (wigs) cannot be dyed. Usage Precautions Please read carefully. - If you apply color to brown or yellowish blonde hair, it may result in a matte (greenish ash) color. - There may be rare allergic reactions to cosmetics; always conduct a patch test before use. - The way the product colors