Sitka Core Midweight Zip-T - Optifade Open Country - The Sitka Core Midweight Zip-T is a versatile next-to-skin layer that offers quick-drying comfort stretch fabric for a range of temperatures and activity levels. This mid-weight fleece is treated with Polygiene Odor Control Technology to keep hunters smelling fresh, and has a high-zip neck to give options for early season through the colder days. GORE OPTIFADE Concealment Subalpine camouflages hunters at ground level in vegetated terrain Quick-drying comfort stretch mid-weight fleece Fabric is 96% Polyester/4% Elastane Treated with Polygiene Odor Control Technology Style: 10068