Kerastase Bain Riche Chroma Respect Shampoo 250mlA gentle cleansing shampoo specially designed for medium to thick colour treated hair. Enriched with Glycerin, Amino acid & Hyaluronic Acid, Bain Chroma Respect Riche targets the areas of fibre that need the most care, smoothing the surface, nourishing and protecting colour.. Alpha hydroxylated acid (AHA) is known for its ability to trap dulling minerals than can compromise hair shine. Hair is soft with intense shine and colour vibrancy.