The Women’s Furnace Long Jane now features an updated fit that’s true to size and has more room in the hips and legs. Use our new women’s size chart if you’re unsure of where you fall in our new size scale. Whether you drew a late-season elk hunt or are down to the closing bell in the treestand, First Lite's Merino-X Furnace series is the perfect tool for punching tags late in the season. Built with 350g EXP Merino-X weight fabric, the women's Long Jane is constructed for the coldest temperatures. Featuring flatlock seams and an articulated fit, they are ideal for layering over our other lightweight, next-to-skin styles. Our Furnace Merino-X fabric incorporates a brushed fleeced backside to our high loft, interlock knits to provide super-charged insulation without added weight. Adding this to the silent, odor-free benefits of merino wool, the Furnace merino is the hands-down choice for female hunters on cold weather hunts. Kate is 5'6" and 150 lbs, wearing a size Small.