The men's lightweight BODYFITZONE 200 Zone Long Sleeve Crewe by icebreaker keeps you comfortable on physical pursuits. Merino wool keeps you warm and feels great next to skin. LYCRA stretches while the top breathes easy and dries quickly. Merino mesh panels improve airflow. Flatlock seams eliminate chafing points. Raglan sleeves and underarm gussets offer better mobility. The front and back hems are dropped for better coverage. Unzip the neck for more ventilation, or do it up in a high collar.