Beat the brass! Joico Colour Balance Purple Shampoo is more than just a Shampoo, its a hair miracle! The outstanding formula enables ashy blondes to keep their cool! Ingredients have been carefully selected to give the complete package preventing hair from any damage. The perfect product for Blondes and gray/silver hair to stop colour from fading and fighting any obstacles from frizz to breakage. 1 Litre Massage into wet hair and allow the shampoo to absorb for three-to-five minutes, then rinse. Repeat the process two or three times per week, alternating with your regular shampoo.