Schwarzkopf Professional Igora Royal Oil Developer 12% 1000ml is a high-strength professional developer formulated to deliver maximum lift and powerful colour activation when used with Igora Royal permanent colour systems. This 12% (40 vol) developer is ideal for high-lift colouring and advanced lightening services, helping achieve brighter blonding and stronger lift results on natural bases. Enriched with oil-based technology, it supports smoother mixing and application while helping maintain hair softness, shine and comfort throughout processing. The creamy consistency allows even saturation from root to tip, reducing patchiness and supporting consistent development for professional salon results. Supplied in a generous 1000ml bottle, Igora Royal Oil Developer 12% is a salon essential for colourists who need dependable high-lift performance with enhanced conditioning benefits.