The tricky transition from summer to fall calls for some preparationâ€”a light jacket. Our favorite is the denim jacket. Denim jackets are back in season and look great this time of year. They look stylish when layered over T-shirts for a casual look, or even over button-down shirts for a more polished 'fit. The best brands have been playing up the fall staple in acid wash and patchwork denim. Check out The Coolest Denim Jackets Right Now.