Wella Professionals Pure Purifying Shampoo cleanses dull hair & provides a boost of hydration. The deep cleansing formula removes the build up of impurities to leave hair glossy, refreshed & revitalised. Wella Professionals Pure Purifying Shampoo is enriched with natural bamboo extract that works to strip the hair of residue left behind by styling products & environmental pollutants, leaving hair hydrated & thoroughly cleansed.