This off-duty pairing of a dark brown print cardigan and khaki chinos is extremely easy to pull together without a second thought, helping you look sharp and ready for anything without spending a ton of time digging through your closet. A pair of dark brown leather oxford shoes instantly bumps up the style factor of any ensemble. So when summer is done and fall is taking its place, this outfit has a good chance of becoming your number one. As you go into your 30s, you probably want to start dressing like a grown man. That's when inspo like this comes in useful.