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 & 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.