SITKA Gear Core Heavy Weight Zip Tee CORE HEAVYWEIGHT ZIP TEE  Available in sizes small, medium, large, x-large, 2x-large, and 3x-large. (Available Colors: Elevated II, Open County, Forest, Pyrite, and Marsh) NEXT TO SKIN LAYER  Perfect for static hunts in cold weather, with a body-mapped grid fleece backer that retains warmth while actively moving moisture away from the skin. INCREDIBLE COMFORT  With lofted fleece insulation and a high zippered neck for fine-tuning your microclimate, the CORE Heavyweight Zip-T keeps you toasty on frigid, low-activity hunts. PERMANENT POLYGIENE ODOR CONTROL  This all new technology neutralizes odor by stopping the growth of odor-causing bacteria and fungi ensuring that you maximize your concealment in even the worst conditions. SITKA Gear  We pride ourselves on providing the highest quality apparel that ensures youre prepared to tackle any obstacle, in any element, under any condition. Check out our storefront to view our complete line up of industry leading products.