Instructions for L'oreal frost and design highlighting kit?

To use the L'Oréal Frost and Design highlighting kit, start by mixing the provided highlighting powder with the developer in the mixing tray according to the instructions. Use the included highlighting cap and hook to pull strands of hair through the holes for a controlled application. Apply the mixture to the exposed strands, ensuring even coverage, and leave it on for the recommended time. Finally, rinse thoroughly and follow up with the included conditioner for optimal results.