Thinning hair will be a thing of the past with Nanogen Fibres Black (15g). Applying in just 30 seconds, the 100% keratin fibres bind with your natural hair to create a full and dense look, whilst the patented technology gives optimal thickening. Ideal for daily use, your hair will be instantly transformed, so you can get your confidence back. Directions of Use: Simply shake the fibres from the container, concentrating on areas of thinning. Allow the fibres to bind to your hair. Easily washed out. Enough fibres for one month of use.