L’Oréal Professionnel Serie Expert Metal DX, 50 ml, Dry Hair Oils for Women, Treat your hair to some luxurious care. The dry oilL’Oréal Professionnel Serie Expert Metal DX will make your hair smooth, soft and shiny. Characteristics: does not weigh hair down improves the structure of the hair gives hair shine makes hair velvety smooth How to use: Apply to the lengths and ends of dry or wet hair. Do not rinse.