Under Armour Men's Coldgear Infrared Thermo Half Zip Golf Fleece Pullover Loose: full, loose fit for enhanced range of motion & breathable comfort no matter where your workout takes you. Dual-layer fabric delivers a smooth, fast-drying exterior and soft interior Bonded hexagon interior traps heat without adding weight for unrivaled warmth . Coldgear infrared uses a soft, thermo-conductive inner coating to absorb and retain your own body heat 4-way stretch fabrication allows greater mobility and maintains shape . Signature moisture transport system wicks sweat away from the body Anti-odor technology prevents the growth of odor causing microbes Smooth, chafe-free flatlock seam construction