Men's functional first layer in the form of a long-sleeved T-shirt suitable for cold climates. This is thanks to CodGear® technology and in combination with Infrared® technology. It is a special soft print on the inside that retains the resulting body heat. You can walk and exercise without fear even in lower temperatures.UA Storm technology repels water without sacrificing breathabilityTwo-layer fabric with an ultra-warm, brushed interior and a smooth, quick-drying exteriorColdGear® Infrared technology uses a soft, thermally conductive coating that absorbs and retains your body heatmaterial wicks away sweat and dries quickly4-Way Stretch technology allows for greater flexibility of the garment in any directioncollar for added coverage and protection