For coloured hair with progressed thinning. Restore shine & strength with the Nioxin 4 Trial Kit Gift Set. Restore your hair with this three-step regime for the ultimate hair thickening solution. Cleanser Shampoo 150ml The first step is a cleanser that uses Glyco-Shield Technology to remove dirt, impurities & balance moisture. Prepare the scalp & hair by cleansing each hair str&. Scalp Therapy Revitalising Conditioner 150ml Enriched with Pro-Colour Shield Technology, remove follicle-clogging sebum & rejuvenate hair. This conditioner uses Bioamp & Scalp Access Delivery 2.0 to deliver volume & thickness. Scalp & Hair Treatment 40ml The final step in this the part treatment is a silky formula that encompasses each strand in a protective seal. Using Scalp Access Delivery 2.0 technology, hair is defended against colour fade & health is enhanced.