Stay warm and comfortable during your workouts with the Under Armour Women's ColdGear Armour Mock Neck Long Sleeve Shirt. This synthetic base layer top is designed to keep you dry and warm in cold weather conditions. It features a mock neck design for added coverage and a fitted silhouette for a sleek look. The ColdGear fabric technology traps heat and wicks away sweat, while the four-way stretch construction allows for unrestricted movement. Whether you're hitting the gym or going for a run, this base layer top is a must-have for any active woman.