Highly breathable material wicks moisture away from the skin Warmest midlayer shirt in our collection Brushed fleece lining for warmth and next-to-skin comfort High collar adds warmth No side seams for unrestricted freedom of movement Front zip with zipper garage to prevent chafing at neck Elastic cuffs Reflective details Regular fit Pair it with a baselayer for added warmth, or under a jacket when the weather turns foul. Highly breathable material wicks moisture away from the skin Warmest midlayer shirt in our collection Brushed fleece lining for warmth and next-to-skin comfort High collar adds warmth No side seams for unrestricted freedom of movement Elastic cuffs Front zip with zipper garage to prevent chafing at neck Reflective details. GOREWEAR Men's M Thermo Long Sleeve Zip Running Shirt in Black | GORE WEAR Unisex Apparel XS-3XL|) | Slim fit