The only layer you need when the temperature drops. New brushed fabrication combines enhanced thermal protection and moisture management with a superior slip-on feel for added comfort. The Mock Neck provides maximum coverage on the job or in the field. Embroider with your department initials for a complete uniform look. (Choose item code "EMB" and note color and letters)

Sizing chart: http://www.underarmour.com/mens_size_chart.htm (Cut and paste in a new screen on your web browser.)