Schwarzkopf IGORA Vibrance 1.9%/6 Volume Activator Lotion 33.8 ozSchwarzkopf IGORA Vibrance Activator Lotion is a professional grade developer formulated to activate IGORA Vibrance hair color. With a 1. 9% hydrogen peroxide concentration and 6 volume strength, this gentle activator is ideal for subtle toning and color refreshing on pre lightened or delicate hair. The 33. 8 oz bottle provides ample product for salon use. Designed for professional colorists, it delivers consistent, reliable results while maintaining