A warmth-retaining layer for active pursuits. Omni-Heat® thermal reflective lining keeps you comfortable by internalizing body warmth. Omni-Wick® advanced evaporation promotes superior moisture wicking. Antimicrobial fabric reduces the growth of odor-causing bacteria. Four-way comfort stretch for an active fit. Reflective detail for safety. 92/8 polyester/elastane. Imported. Sizes: M-2XL. Colors: Black, Aristocrat, Gravel.