Under Armour Coldgear Cozy Neck - Women's Using dual-layer EVO ColdGearŽ technology, the Under Armour ColdGear Cozy Neck Shirt combines a fast-drying exterior and heat-trapping interior to keep you warm, dry, and comfortable. Features an open mock neck for enhanced coverage and comfort, and thumbholes for a secure fit. Logo at the bottom hem. 87% polyester/13% spandex. Imported.