Ammonia-free colours for long-lasting results Inoa Coloration by L'Oréal Professionnel Paris is a permanent hair dye that gives intense colour results. Formulated with Inoa technology, it is enriched with oils that is very gentle on the hair and offers up to 100% coverage. The ammonia-free formula lightens the hair up to 3 levels. The Clear variant is colourless and imparts brilliant shine. It can also be mixed with the desired colour for a pastel finish. For hair with exceptionally radiant colour and long-lasting shine.