L' Oréal Professionnel Serie Expert Curl Contour Shampoo is perfect for defining curls & adding hydration to naturally curly or wavy hair. Supported with Glycerin which is known for its hydrating properties. Curls are moisturised & definition is enhanced. Recommended for: Wavy or curly hair, in need of curl enhancement, or straight hair prepped for curling. For best results, use in conjunction with: Serie Expert Curl Contour Masque.. Serie Expert has been delivering professional haircare solutions since 2000, with proven formulas & a range to suit all hair needs. For perfect salon hair everyday.