"Superlight. Super cozy. Super stretchy. This is the best insulating midlayer for the mountain." -Gearhead(R) Expert JessieLayer up for the cold with the Backcountry Peale Primaloft Stitch-Free Baffle Stretch Jacket. Featuring a stitch-free baffle construction and an insulated full-zip design, the Peale Primaloft Jacket keeps us comfortable while we're on the go. The Peale has a nylon and spandex blended fabric for durability and freedom of movement and is packed with Primaloft Silver Thermoplume synthetic insulation to bring us a lofty and warm jacket in a lightweight package. The two zippered hand pockets and the zippered chest pockets stash our essentials, while the raised mock neck and elastic cuffs and hem ensure the warm stays in and the cold stays out. To top it off, the Peale Primaloft Stitch-Free Baffle Stretch Jacket has a packable design and stuffs into its hand pocket, so we can pack it in our bag and whip it out when needed.