- Joanna Professional Anti-Yellow Boost Shampoo and Conditioner Set, designed for advanced care of blonde hair - Neutralizes yellow undertones and enhances cool tones, achieving a professional ashsilver finish - Exclusive Anti-Yellow Complex that adds shine, softness, and elasticity to the hair - Provides intense hydration and improves hair texture from the first application - Easy to use: apply the shampoo to wet hair, massage, and rinse; follow with the conditioner for optimal results - Formula developed in collaboration with dermatology and hairdressing experts - Perfect for maintaining the color, health, and shine of blonde hair at home