Health and Beauty Coloration Garnier Olia Permanent Coloration without Ammonia 10.0 Blond Tres Garnier Olia is a permanent coloration with floral oils of natural origin, without ammonia for a pleasant smell and respect for the scalp. Color after color, visibly improve the quality of your hair for a brighter and more beautiful intense color, and silky and well-groomed hair. 100% gray coverage. The No. 1* permanent coloration without ammonia for a pleasant scent, enhanced by 60%** of natural flower oils. Olia's coloring visibly improves the quality of the hair: more silky and anti-breakage. Maximum color effectiveness. Up to 100% coverage of gray hair. Ultra nice and easy to apply. Optimum scalp comfort. All Garnier products, worldwide, are now officially approved by Cruelty Free International. The brand has earned the seal of approval under the Leaping Bunny program from Cruelty Free International, a leading organization working to end animal testing and the globally recognized gold standard.