Color depositing mask that gives pre-lightened hair bright neon yellow tones. Maintains the brightness of yellow tones and vibrant radiance in hair. Glows under UV-light. KeraGuard's active ingredients effectively moisturize and repair hair, making it silky soft, adding shine and manageability. Lasts up to 20 washes, depending on the current color, hair condition and porosity. Perfume-free and vegan.