The Billabong Furnace Thermal Vest is a ideal base layer to keep you nice and toasty. The vest adds an extra layer designed to go beneath your wetsuit to keep your core areas of your body warm. Alternatively, if the conditions are warmer but not quite warm enough for all-out boardshorts, then this layer will keep your top half that little bit warmer to extend your session in comfort. , Drawstring at the waist, Polypropylene fleece-lined centre, Lycra fabric on the sides, Crew neck, ,