Then the Dye No Ammonia L'Oreal Professionnel Paris Dia Light Nº 10.21 Nº 10,21 50 ml L'Oreal Professionnel Paris products and other hairdressing accessories from original brands. The Dia Light ammonia-free dye from L'Oreal Professionnel Paris is designed to provide a gentle, hair-friendly color, ideal for users seeking a tone change without compromising hair health. This permanent dye comes in shade no. 10.21, a light, modern color that adds natural brightness, available in a 50 ml size, perfect for precise, controlled application. Formulated without ammonia, it minimizes chemical damage, making it suitable for unisex use and those with sensitive scalps or concerned about the usual damage from conventional dyes. Key ingredients include Polyquaternium-6, known for conditioning and smoothing properties that ease styling and add shine, and Sodium cetearyl sulfate, an emulsifier ensuring a uniform texture and easy application. This dye is part of a professional line respected in both Spain and France, and its ammonia-free formula positions it as a less aggressive alternative, ideal for protecting hair fiber during permanent coloring. Additionally, it targets users who prefer gentler formulations without sacrificing long-lasting, luminous results. The Dia Light is therefore a technical option combining effectiveness and care, perfect for those valuing delicate coloring with professional results. Type: Permanent DyeHairCharacteristics: Ammonia-freeColour: Nº 10.21Nº 10,21Recommended use: All hair typesGender: UnisexTexture: CreamGelIngredients: Polyquaternium-6Sodium cetearyl sulfateSodium metabisulfiteSodium sulfiteTetrasodium edtaTitanium dioxideWater (Aqua)Cetyl hydroxyethylcelluloseEdtaFragance (parfum)Laureth-2GlycerinTrideceth-2 Carboxamide MEAErythorbic acidEthanolamineM-aminophenolP-aminophenolPeg-4 rapeseedamideCapacity: 50 ml