MEN'S JACKETS & COATS. Active & Performance. Fleece. Down & Down Alternative. Shells. Lightweight Jackets. Windbreakers. Cotton. Varsity Jackets. Leather & Faux Leather. Wool & Blends. Fleece. Down & Down Alternative. Vests. Work Wear. A jacket is a mid stomach length garment for the upper body. A jacket typically has sleeves, and fastens in the front or slightly on the side. A jacket is generally lighter, tighter-fitting, and less insulating than a coat, which is outerwear.