Zip up and head out this winter with a layer that provides warmth, comfort, and performance-the Men's Merino Sport 250 Long Sleeve 14 Zip tee. Our warmest Merinopoly blend will help move moisture away from skin as you heat up, and it will dry quickly and hold its shape no matter how sweaty you get during your workouts. For even more breathability, we've added gender-specific, body-mapped panels of mesh fabrics. Minimal Merrow seam construction provides superior durability while keeping super-soft material against your skin, and thumb loops provide a secure fit. Athletic Fit. Warmer Merinopolyester blend helps fabric move moisture, dry quickly, and hold its shape during high-sweat activities in colder weather. Minimal Merrow seam construction provides superior durability while keeping material soft against skin. Gender-specific, body-mapped panels of lighter fabric for additional breathability and moisture management. Reflective elements for visibility in low-light conditions . Integrated thumbhole openings for additional coverage. 8.5" (22 cm) center front zipper. 56% Merino Wool, 44% Polyester. Machine wash. Imported.