You'll be surprised at how super easy it is for any guy to put together this casual outfit. Just a raincoat married with a long sleeve t-shirt. Add a pair of black leather derby shoes to the mix for a dash of sophistication. So as you can see, it's an on-trend, not to mention spring-ready, look to have in your seasonal arsenal. As you head into your 30s, you probably want to start dressing maturely. If that's the case, looks like this come in handy.