Goldwell Dualsenses Just Smooth 6 Effects Serum instantly smooths and controls frizzy, unruly hair with 6 lasting benefits! Key Benefits: - Anti-Frizz - Humidity Control - Taming - Manageability - Smoothing - Natural Shine Enriched with nourishing kukui nut oil (known for its moisturising effect), the Just Smooth range works to even out the surface of hair and smooth the hair structure to reveal healthy, tamed locks that's easy to detangle and manageable to control.