The Ol Tom Throwback 80 Field Shirt Jacket is made of heavy-duty 9.4oz 100% cotton twill, providing durability and comfort. Triple-needle stitching and antique brass riveted pockets add strength and style. The jacket also features double-layer forearm and elbow reinforcement, a large 7-hole button front, knit cuffs, and a corduroy collar for maximum practicality.