IGORA ZERO AMM is a permanent cream hair color that can be used for all types of color techniques with optimized results. Its ammonia-free formula contains Phytolipid Technology, a combination of specific pigments and a blend of natural micronized oils that seal in color pigments for long-lasting, natural, true-to-color results, without the unpleasant smell of ammonia. BENEFITS:<,strong> Permanent ammonia-free colouring Natural result true to the colour chart Zero ammonia. Optimal results. 100% coverage of gray hair Technology IGORA ZERO AMM's ammonia-free formula contains Phytolipid Technology, a combination of specific pigments and a blend of natural micronized oils that seal in color pigments for natural, long-lasting results.