This super-soft Omni-Heat Base Layer Top is built for early dawn excursions and late-night hunting and offers maximum warmth-to-weight ratio for optimal comfort in extreme winter conditions. Made from stretchy, durable 85% polyester, 15% elastane fabric with an anti-pill treatment for long-lasting wear and an antimicrobial treatment to help reduce odors. Omni-Heat thermal reflective technology regulates temperature by retaining body heat while allowing moisture and excess heat to escape. Omni-Wick advanced evaporation technology offers ultimate moisture management for outdoor activities. Fits close to the body for easy layering. 4-way comfort stretch with flatlock stitching. Raglan sleeves for extended range of motion. Imported.