The low-profile Sitka Mens GORE OPTIFADE Concealment Subalpine Series CORE Lightweight Crew Long-Sleeve Top delivers a foundational next-to-skin layer for all seasons. Quick-dry comfort-stretch fabric wicks away moisture, while permanent Polygiene Odor Control Technology neutralizes excessive odor by inhibiting the growth of odor-causing bacteria and fungi (helps reduce odors, does not guarantee 100% odor elimination). The Sitka GORE OPTIFADE Concealment Subalpine Series CORE Lightweight Crew Long-Sleeve Top for men actively moves moisture away from the skin while keeping you dry and comfortable. 100% polyester. Machine wash Imported. Sizes: M-2XL. Camo pattern: Gore Optifade Subalpine. Type: Long-Sleeve Shirts.