Purify limp, greasy hair with the goldwell dualsenses scalp specialist deep cleansing shampoo; a targeted treatment specifically developed to refresh the scalp and strengthen hair.boasting built-in colour protection with the proprietary fadestop technology, the gentle formula effectively cleanses hair; removing product build up, excess sebum and chlorine with zinc pca helping to regulate oil production to tackle greasiness in-between washes for longer lasting results. hair is left feeling soft and supple, with a rebalanced scalp and fresh sensation.