Sebastian Drynamic+ 212mlSebastian Drynamic+ 212ml STYLABILITY AND TEXTURE WHENEVER, WHEREVER Aerosol dry shampoo. Breakthrough formula instantly refreshes hair, adds texture and recharges hairs stylability. How To Use Shake vigorously before each use. Spray on roots to remove excess oil, then comb through. For instant texture effects, spray on the mid lengths and blow dry, running your fingers through the hair to work it in.