The Thermic Muff is purpose-built for bitter-cold days in the treestand or blind and is the coldest weather component of the First Lite whitetail outerwear kit. Built using 100 gsm PrimaLoft® Gold insulation, sherpa fleece lining, and windproof technology to keep you more comfortable and maximize warmth. Additionally, it's ultra-quiet, durable, water-resistant, and includes our improved windproof technology. The Thermic Muff is packed with whitetail features, including soft shell face fabric with 37.5 scent capture, sherpa fleece liner, and a windproof membrane. This bomber cold weather Muff insulates exceptionally well, blocks the wind, allows ease of entry/exit, and wears like iron. Features: Windproof and built with 100gsm Primaloft® Gold Insulation and Sherpa fleece lining Zippered stash pocket Glove compatible buckle Specifications: Material: PrimaLoft Gold Insulation with Fleeced Interior Lining Weight: 7oz Color: First Lite Specter Recommended Use:Temperatures: Below 0F, Below 20F, 20F - 45F