12 Bright colors Hair chalks works beautifully on All Natural Hair Colors. use them individually or mix and blend colors to get the look you want. Hair chalk pen changes the hair colour in a few minutes. Ideal for Friends gathering, Cosplay, Children's campus activity or Dog hair coloring, etc. Easy washes out with ordinary shampoo and water.As these colors are NOT PERMANENT, you can keep your new look for as long as you like. These hair chalks are perfect gift for birthday, Valentines Day, Easter, Halloween, Cosplay, Christmas, New Year to kids and teens aged 3 and plus. We always strive to deliver the best quality product for our customers. However, if you are not satisfied with the product, please do not hesitate to reach out to us.