Dualsenses Color Extra Rich Brilliance Conditioner is recommended for systematic, home use in care for thick and unruly hair. Suitable for normal and colour-treated hair. It is safe for hair and does not irritate it or weigh it down. Effectively smooths hair Prevents tangling Gives radiant shine Highlights hair colour It contains Luminescine - a unique colour technology, which enhances all Dualsenses beauty products for colour-treated hair. It turns invisible UV rays (ultraviolet light) into visible light, which gives hair stunning shine and shade definition. Hair is protected from colour fade.