Duo Redken Cerafill Defy Aminexil Treatment is ideal for normal to thin hair that is showing early signs of thinning. Featuring a nozzle for easy application, the fast absorbing treatment helps you to prevent premature hair loss & maintain the density of thinning hair whilst thickening your locks. Directions for use: Apply daily or at least 3 times per week Spray directly 12 times on to clean, towel-dried scalp & massage in Do not rinse Style as usual