Nanogen fibres hair thickening dark brown triple pack it is applied within seconds and gives you an instant look of fuller hair its ultra fine hair fibres bind to your hair for instant hair thickening and hair volumising developed with pure keratin it is safe to use on your scalp in this multipack you will get 3 products of nanogen fibres hair thickening dark brown stays all day long developed with patented kinetic technology it helps hair fibres stick to your hair using static electri