The Furnace wetsuit from Billabong is the pinnacle of cold water wetsuits, providing an unparalleled level of heat. This wetsuit features externally welded seams, a seamless back panel, and a chest zip for easy entry. Incredibly lightweight and heat-conductive Graphene-infused yarn complete the design. Sizing includes Medium (M), Medium Tall (MT), Large Short (LS), Large (L), Large Tall (LT), X-Large Short (XLS), and X-Large (XL). See the size chart below for more.As with all wetsuits, warranties are serviced by the manufacturer. Returns must be unused and in resalable condition.