Product Information. ORS Olive Oil Nourishing Sheen Spray adds a beautiful shine without weighing hair down. It provides a non- greasy sheen while restoring the hair's natural moisture balance.Oil sheen spray will also make sure your hair has any extra nutrients that may be needed in your hair's growth process. ... Make sure to massage the oil sheen spray into your scalp very well as this is the best way to grow hair faster using this method