Schwarzkopf BLONDME Cool Blondes Neutralizing Shampoo is a sulfate-free shampoo that gently cleanses and cares for the hair. It is especially suitable for lightened and colored blonde hair that tends to be more delicate. More importantly, the pigmented formula will neutralize yellow and warm undertones to give blonde hair a cooler appearance. Furthermore, this shampoo will not change the hair color as it delivers targeted levels of pigment. Therefore, it helps to maintain fresh cool tones while improving the clarity and brightness of the hair.