Goldwell ultra volume intensive body serum is a hair-fiber repairing hair treatment that strengthens every hair fiber from the beginning to the points. this hair treatment has been specially developed for fine to normal, lifeless hair. enriched with microprotec complex and rice protein.the hair breaks down less quickly and becomes stronger. this results in a fuller look. the serum does not aggravate the hair and that makes this product ideal as preparation for a full-volume look.