Cleansing the hair while lending a root-lifting effect, the Bumble and bumble Thickening Volume Shampoo promotes visibly fuller, more voluminous hair. Suitable for fine to medium hair types, the formula effectively removes product build-up and impurities, alongside boosting the look of lacklustre lengths with non-oily moisture. Hair is left feeling silky soft, with a thicker appearance and more noticeable body.