Available in Short Sizes (32″ Inseam) and Tall Sizes (37″ Inseam). The Tundra incorporates a high performance polyester/nylon non­-insulated outer shell with a removable 3M™ Thinsulate™ Water Resistant Insulation 150 g liner. It also features a dual stage 10,000mm/8,000g/m2 waterproof, windproof, breathable system with Ven-­Tex® laminated shell materials and fully seam sealed free-­hanging membrane with air flow ports to allow for functional ventilation. It’s part of Castle’s Back Country Series which are designed to excel in both on and off the trail riding conditions. Plus a 3 Year Warranty and no additional charge for looking awesome!