The world's warmest wetsuit made with Celliant Infrared. Introducing a major innovation in wetsuit comfort; Reactive, the first wetsuit in dive to use Celliant Infrared fabric, a responsive textile, that continuously warms the diver using their own body heat. Reactive uses Celliant Infrared technology to turn wasted body heat into usable infrared energy. The lining is enhanced with 13 thermo-reactive minerals woven into the fabric of the wetsuit that react to your body heat converting it to infrared energy and reflecting it back to the body increasing circulation and body warmth.