Préférence"s patented anti-fade system locks colour into the hair, to ensure a luminous and long-lasting colour which perfectly covers your grey hair. The high shine conditioner is enriched with Vitamin E and UV filters; the formula renews and prolongs your colour"s first day shine. It keeps your colour shiny and luminous, and your hair soft and silky for up to 6 weeks with regular conditioning Result A long-lasting, high shine colour. Fight the fade! A SKIN ALLERGY TEST MUST BE DONE 48 HOURS BEFORE EACH TIME YOU WISH TO USE THIS PRODUCT.