Inverse, the world’s first Ice Conditioner For Hair. Inverse is used to improve the condition of your hair every time you use it. This frozen beauty is a diverse tool that you simply adopt as part of your hair-care routine, in whichever way you find easiest. Whether you use Inverse on wet hair, dry hair, or part of a deep conditioning treatment, your hair will become softer, stronger, shinier, healthier and more manageable.