The Nioxin 3-part System 5 Scalp Therapy Revitalising Conditioner for Chemically Treated Hair with Light Thinning is a density-protecting treatment, designed to strengthen & moisturise your locks. Powered by Smooth Plex technology, the formula helps to maintain moisture balance, while enhancing smoothness & shine. Working to amplify hair structure, the lightweight conditioner is ideal for those with chemically-treated & thinning hair, helping to leave it feeling thicker & healthier.