The ultimate year-round layer. As sharp looking as it is high functioning, it keeps you warm without adding bulk. Wear it over a button-down for a smart look that won't leave you out in the cold. Crius Insulated Jacket Product Features : Greater Arm Mobility for freedom of movementCool Climate Insulation™ for lightweight warmth, Interior concealed carry pocketZippered hand pockets Men's Crius Insulated Jacket in Black, Size: Small by Ariat