Schwarzkopf Professional Goodbye Yellow, 300 ml, Shampoos for Women, Say goodbye to the dozens of products that are supposed to keep your blonde hair perfect. You only need one – the Schwarzkopf Professional Goodbye Yellow neutralising shampoo cleans your hair, nourishes it and revives cool blonde shades in one step. You can always rely on its amazing and lasting effects. Schwarzkopf Professional GoodBye Yellow shampoo for colour-treated and highlighted hair combines blue and purple pigments to thoroughly eliminate yellow reflections within a few washes. Make your perfect blonde colour last as long as possible. Characteristics: instantly eliminates yellow reflections revives cool blonde shades gently cleans hair and scalp gently nourishes colour-treated and highlighted hair makes your colour last longer Ingredients: GOODBYE YELLOW™ technology – combines blue and purple pigments to instantly neutralise yellow undertones and revive cool shade of blonde How to apply: Apply a sufficient amount of shampoo to wet hair with strong yellow undertones, leave on for 5 minutes and then rinse off with water. Apply daily to thoroughly supress yellow undertones, then once or twice a week to maintain your colour. For hair with medium-strength yellow undertones, leave the shampoo on for 5 minutes and use it regularly once or twice a week. For hair with subtle yellow undertones, leave the shampoo on for 1 minute and use it every day.