Our very comfortable standard, full metal zipper, men's workwear casual jacket. Made with our heavy duty 12 oz. 100% cotton quarry washed Boulder cloth canvas for long wearing and our soft blanket lining for warmth and comfort. Small=34-36 Chest; Medium=38-40 Chest; Large=42-44 Chest; X-Large=46-48 Chest; XX-Large=50-52 Chest; XXX-Large=54-56 Chest; 4X-Large=58-60 Chest; 5X-Large=62-64 Chest; 6X-Large=66-68 Chest