$99.00 Core Mid Wt Zip T Optifade Subalpine With midweight insulation and a high zippered neck for fine-tuning your microclimate, the 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 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. 89.00 Weight 9.46 oz. ; Large Features Micro-Grid Backer Brushed Inner Face Flat Lock Seam Construction Technology Polygiene® Fabric Details Bi-Component Polyester Spandex Blend Sweat is odorless but helps create the perfect environment for odor-causing bacteria to multiply. When sweat mixes with odor-causing bacteria on fabrics, odor results. Polygiene uses naturally occurring silver salt (silver chloride) made from recycled silver, a highly effective antimicrobial agent, to safely inhibit the growth of odor-causing bacteria and fungi. However, Polygiene does not affect the natural bacterial flora of your skin. And without odor-causing bacteria, you stay fresh. Permanent odor control that treks far and wide Independent tests demonstrate the high efficacy of Polygiene Odor Control Technology against microbes, such as bacteria, viruses and fungi, which makes textiles stay fresh and odor free. Stay fresh and hygienic Polygiene neutralizes odor by stopping the growth of odor-causing bacteria and fungi. Effective and permanent The odor-free effect is guaranteed for the normal lifetime of the product and has been verified through field tests by leading brands as well as independent laboratory tests. Safe Thanks to the company’s heritage in the healthcare sector, Polygiene Odor Control Technology meets the highest standards for skin safety and hygiene.