ALEX Spa My-Lites Custom Streaks allows you to add colorful highlights to your hair! Place the hair chalk plates into the highlighting tool. Choose the colors and thickness you want for your streaks, arrange them in the highlighting tool and slide onto dry hair. Colors go on in one glide! When youre ready for a new look, the chalk washes out with water. Includes a Customizable Highlighting Tool, 8 Slide-In Hair Chalk Plates (0.56 oz / 16 g) and easy instructions. Recommended for children 8 years of age and older.