Maintain warmth on your adventures with the Magellan Outdoors Men's Performance Thermal Long Sleeve Baselayer Top. The 50% recycled polyester and 50% polyester material provides a comfortable feel, while the antimicrobial technology ensures freshness. The moisture-wicking technology helps keep you cool and dry. Magellan Outdoors Men's Performance Thermal Long Sleeve Baselayer Top Black/Dark Shadow, Large - Men's Thermals at Academy Sports