Ammonia-Free Haircolour Powered by 60% Oils 1st oil-powered permanent home haircolour with revolutionary technology. Unlike traditional hair colour, Olia uses an exclusive 60% oil blend, with natural flower oils in the colorant. Olia achieves maximum colour performance while visibly improving the quality of hair. Unlike traditional hair colour, Olia uses an exclusive 60% oil blend, with natural flower oils in the colorant. Add 3 listings to your bundle for 20%OFF!🙀