Ionic Hair Retexturising Treatment (IHR) If you have curly hair, styling can be a nightmare. Anything you try and do, your hair wants to do the opposite. We can change that however with Ionic Hair Retexturising (IHR). IHR is designed to make YOUR life easier. It straightens and improves the manageability of natural curly and frizzy hair, dehydrated, damaged and coarse hair, and hair that is lacking in vitality, giving you the hair you've always wanted. IHR is not just a hair straightening or a hair perming system. It is entirely different from any other similar products available. IHR performs the best hair straightening result without any damage to the hair. In fact, due to the unique ionising technology, the texture and condition of IHR treated hair will be improved. So, if your hair has a mind of it's own, IHR is the answer..