You'll be surprised at how easy it is for any gentleman to put together this casually smart ensemble. Just a trenchcoat and chinos. To give your overall look a sleeker vibe, why not add a pair of dark brown suede tassel loafers to the mix? You totally can remain cool and pulled-together under the oppressive heat, and this outfit is proof of just that Wondering what you should wear as you get into your 30s? This combo is the perfect answer.