Brand new Schwarzkopf Professional IGORA Royal Oil Developer. Professional salon-quality developer in 9% / 30 Vol strength, supplied in a 1 litre / 33.8 fl oz bottle. Ideal for use with compatible Schwarzkopf Professional colour and lightening products. Product details: Brand: Schwarzkopf Professional Range: IGORA Royal Type: Oil Developer Strength: 9% / 30 Vol Size: 1L / 33.8 fl oz Professional salon product Condition: New and unused. Please see photos for the exact item and bottle condition.