Goldwell Dual Senses Just Smooth Taming 6 Effects Serum 100ml Double Goldwell Dual Senses Just Smooth Taming 6 Effects Serum 100ml Double Stock up and save with Goldwell Dual Senses Just Smooth Taming 6 Effects Serum 100ml Double pack. Goldwell Dual Senses 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.