12 Colorful Hair Chalk Set: Assorted 12 bright colors hair chalks are ready for your choice. DIY your hair color with your different dress-up or mood in different colors. Healthy and Eco-friendly Disposable Hair Dye Pen: Safe, non-allergenic andwater soluble. Use hair chalk pens to add temporary hair color for any special occasion or just for fun. Easily Applicable: The unique design make it quite simple to color your hair while without messing. Colors can be cleaned simply by washing hair as normal with water and shampoo, safe and easy to use. Multi-purpose: Hair colour chalk comb changes the hair colour in a few minutes. Ideal for Friends gathering, cosplay, Children's campus activity or dog hair coloring, etc. Mix and Match Colours: Use the colors individually or mix them to get the look you want. Since it's new formula of hair chalk, you can experiment with many different looks.