The anti-yellow mask is perfect for cool blondes, bleached hair, and highlights, thanks to the purple pigments that eliminate unwanted yellow tones. It adds shine to gray hair. Blueberry and sea buckthorn extracts, with their antioxidant properties, and hyaluronic acid with a volumizing effect, make hair soft and easy to detangle.|| Apply una a small amount of product to clean, towel-dried hair. Avoid applying it to the roots. Leave it on for 5-15 minutes. Add water, gently massage the hair, then rinse thoroughly.