Oligo Calura Permanent Shine Hair Colour - 5-11/5AA

What it is: Discover the revolutionary permanent shine exothermic hair colour by Oligo Professionnel. Its unique formula featuring the exclusive exothermic technology offers unparalleled, radiant shineWhat it does: The Calura exothermic system is an innovative technology that was designed to maximize dye penetration and minimize hair damage. Each shade was formulated to generate a specific increase in temperature opening the cuticle gently to achieve desired results.What else you need to know: ASH SERIES /A - Blue tonality. Neutralizes orange underlying pigmentation.; GOLD SERIES /G - Yellow tonality.; INTENSE ASH SERIES/AA - Dark blue tonality. Neutralizes intense orange underlying pigmentation.;