Sitka Gear 10068-PY Solid Pyrite Core Midweight Zip-TWith light insulation and a high-zippered neck for fine-tuning your microclimate, the Sitka Pyrite CORE Midweight Zip-T turns up the heat to keep you moving in frigid temperatures. Permanent Polygiene Odor Control Technology neutralizes odor by stopping the growth of odor-causing bacteria and fungi. The Sitka CORE Midweight Series is the next-to-skin foundation for active hunts in cold weather, built with a micro-grid fleece backer that lightly insulates while actively moving moisture away from the skin. Features of the Sitka Pyrite CORE Midweight Zip-TQuick-Dry, Comfort Stretch Mid-Weight FleeceYKK® Zippered Chest Pocket with GORE™ OPTIFADE™ ConcealmentLow-Profile Flatlock Seam ConstructionOffset Seams On ShouldersHalf-length, center front YKK® zipper with GORE™ OPTIFADE™ ConcealmentStretch Thumb LoopsDrop-Tail DesignPermanent Polygiene® Odor Control TechnologyQuick-Dry, Midweight Comfort Stretch Fleece (96% Polyester/4% Elastane) Sitka CORE Mid Wt Zip-T Pyrite XX Large 10068-PY-XXL