A versatile and technical midlayer designed to insulate and breathe during cold, high-output days up in the mountains, out on the slopes or along the trails, the Descender Long Sleeve Zip is ready for any active adventure. Made with our new high-loft textured fleece, the Descender features our Corespun fiberswhich uses nylon fibers wrapped in merino wool for added durability and quicker dryingas well as heat-trapping channels to help regulate your temperature during technical high-exertion pursuits like skiing, climbing or running in cold conditions. Lighter-weight side panels help manage moisture and dump excess heat when youre moving fast, while the zippered hand pockets secure your daily essentials. Forward set side seams and offset shoulder seams improve comfort while wearing a pack, and we also added fold-over cuffs for a cozy touch.