The NIOXIN 3-Part System 4 Loyalty Kit for Coloured Hair with Progressed Thinning Kit stars 4 powerhouse products, designed to target thinning hair. Set Contents: 3-Part System 4 Trial Kit for Coloured Hair with Progressed Thinning (2 x 150ml / 1 x 40ml) This trial kit features one shampoo, one conditioner, and one scalp and hair treatment. Suitable for coloured hair, the kit aims to cleanse, hydrate and protect strands against potential thinning. Anti-Hair Loss Treatment with Sandalore (70ml) A leave-on hair serum to help create the illusion of thicker locks. Designed to improve the appearance of hair loss after 8 weeks, the lightweight formula seeks to fortify your strands while minimising the risk of breakage during brushing.