The Under Armour Women's ColdGear Authentic Mock Neck Compression Top is a high-performance option for cold weather workouts. It features Under Armour's ColdGear fabric that keeps you warm and dry by trapping heat and wicking away sweat. The compression fit provides support and helps reduce muscle fatigue. The mock neck design offers extra coverage and protection against the cold. The flatlock seams reduce chafing and irritation. Whether you're running, skiing, or doing any other outdoor activity, this compression top will keep you comfortable and performing at your best.