This laid-back pairing of a raincoat and a navy turtleneck is very easy to throw together without a second thought, helping you look amazing and ready for anything without spending a ton of time searching through your wardrobe. Bring a sense of elegance to your look by finishing with a pair of dark brown leather oxford shoes. So if you're on the hunt for an outfit that's seriously stylish but also totally season-appropriate, you found it. Gentlemen who wonder how to sport smart casual outfits as you cruise through your 20s, this outfit should answer your question.