?Easy to Use?- With the design of a fixed small comb, which can easy to apply on your hair from top to bottom without staining your hands. Coming with disposable gloves and hair rings makes your hair coloring process is easier and faster. ?Super Effect&Save Time?- If you want to change your hair color temporarily and quickly, this hair chalk is the best choice for you. It can change your hair color in a few minutes! It is a temporary color and easily washes out as normal with water and shampoo. ?Warm Tips?- These hair chalk are very easily applied to light hair like gray and blond hair. But it is a bit difficult for the dark or brown hair, you can follow step:1. Apply the color to a handful of hair one time. 2. Seal the chalk and dry the hair with a hairdryer or fan. 3.Finalize your hair with gel or hairspray. And the chalk might be a little sticky. ?Safe&Non-toxic?- This hair chalk comb is made of non-allergenic and non-toxic ingredients, which can be used on the face, and safe for both skin and hair. Z --The length of the hair color comb is about 3.99”(10cm). ?Great Idea for a Gift?- Our hair chalk set has 10 different rainbow colors, which are bright and washable, perfect for kids and girls to DIY a temporary hair color on Birthday, Easter, Children's Day, Thanksgiving, Halloween, Christmas, Cosplay party.