Product details:Density thickening shampoo contains unique hyper-branched polymers and hydrolysed pea peptides to instantly volumise fine hair without causing dryness. Our sulphate-free formula restores and strengthens strands from deep within the cortex, while bha's gently exfoliate the scalp, for reduced hair breakage and an optimal scalp environment. Philip Kingsley Density Thickening Shampoo 200ml