Shop Banana Republic's Leather Shirt Jacket: Made in a buttery soft leather, this luxurious shirt jacket is the ultimate indulgence of the season with lightweight and durable leather in a relaxed fit. Ours is unlined and perfect for layering or as a solo statement piece that pairs beautifully with a belted waist., OVERSIZED FIT: Cut for a loose, relaxed fit with a dropped shoulder., WARMER: Midweight warmth. Unlined and perfect for layering, this style is designed for cooler days and more…