This heavy-duty Taslan Oxford outer shell is built for work. A hard-wearing design that provides thermal protection to improve your core temperature with thermal shell insulation. A DWR water-repellent outer shell and internal stormflap are designed to keep you warm and dry all day. The Athabasca Thermal Jacket is designed with articulated elbows for a free range of movement and built with 45% GRS-certified polyester.