Revolutionary Color Infusion Technology for the professional colorist ensures optimal brilliant red results when added to the Tinta Color red shades. The Keune Red Booster is a composition of intensifiers to enhance red colors. The Keune Red Booster will intensify the original red shades and create unlimited red intensity. Tinta Color mixed with the Keune Red Booster results in a vibrant intensive red color with super shine. Luminous red results can be accomplished even on dark levels. 10x3 ml