Under armour coldgear armour ladies base layer this under armour coldgear armour base layer is crafted with coldgear technology that allows your body to stay cool and dry by drawing sweat away from your body designed with long sleeves and a round neck for a classic look flat lock seams are featured on this base layer to keep your skin comfortable and prevents skin irritation and chafing under armour branding completes the look base layer coldgear technology flat lock seams s