L'Oreal Dialight is a professional hair colorant designed to add tone and shine to your hair. This ammonia-free formula delivers an iridescent brown shade, perfect for refreshing existing color or creating subtle new tones. Its gentle formulation respects the hair fiber, leaving it feeling soft and looking revitalized. Ideal for use between permanent color services or for clients seeking a demi-permanent color option with exceptional shine. This shade, Intense Iridescent Brown 4.20, offers a rich, multifaceted brown with luminous undertones. The 50ml size is convenient for precise application.