L’Oréal Paris Excellence Crème Permanent Hair Colour 4 Brown is a professional-grade hair dye formulated to deliver vibrant, medium brown colour with 100% grey coverage. Backed by the brand’s Triple Care System, it includes a pre-colour serum that shields and nourishes delicate hair fibres, a rich colouring crème powered by Pro-Keratin for deep, even colour penetration, and a post-colour conditioning mask with ceramides to lock in moisture and smoothness. This ammonia-free formula offers a gentle application experience and leaves hair feeling soft, strong, and radiant. Whether you’re enhancing your natural colour or covering greys, it delivers long-lasting results with salon-like brilliance and dimension.