Pair a beige trenchcoat with beige chinos to create an effortlessly neat and put together outfit. For something more on the casually cool end to round off your getup, introduce a pair of white and navy leather low top sneakers to your outfit. So as you can see, it's super easy to look sharp and stay toasty come fall, thanks to this outfit. So if you're looking for a stylish yet age-appropriate outfit, look no further.