The Under Armour Women's Rush ColdGear Long Sleeve is a performance-driven base layer top that helps you maximize your workouts. It is made with innovative Rush technology that captures your body's energy and reflects it back, enhancing endurance and strength. The ColdGear fabric keeps you warm and dry, while the mesh panels provide ventilation where you need it most. The ergonomic design and four-way stretch construction allow for unrestricted movement. Whether you're hitting the gym or going for a run, this top will help you perform at your best.