1.Shake dry shampoo vigorously before use and also in between sprays. 2.Lift sections of dry hair and spray lightly at roots using short bursts, holding 8-12 inches from head. 3.After 1-2 minutes, use fingertips to massage in. 4.Brush out and style as usual. If clogging occurs, remove nozzle and rinse nozzle under warm water. Then reattach nozzle.