Olia achieves maximum colour performance, while visibly improving the quality of hair.
Improves the visible quality of hair – feels 35% softer, looks 17% shinier.Maximum Colour performance - Even without ammonia, a vivid permanent colour & perfect grey coverage. Garnier Permanent Olia Oil Powered Hair Colour. Olia visibly improves the quality fo hair, as the oils help to reverse roughness and dullness for more brilliant, dimensional colour, and softer, shinier hair, with bounce.