Waterproof your style all day, even under water, with NANOGEN Hair Fibre Locking Spray and finish the look with a natural shine. Benefits: - NANOGEN Hair Fibre Locking Spray Locks fibres in place, even under water!* - Adds natural shine to finish the look - Light hold keeps hair looking natural All hair growth and thickening treatments take time to work. Don't wait, get the thick, full look you want straight away with instant concealers and styling products especially designed for thinning hair. *In clinical tests, 90% of fibres remained in place after 5 minutes immersion in water.