You'll be surprised at how easy it is for any guy to pull together this casually neat ensemble. Just a blue vertical striped double breasted blazer matched with white chinos. Go ahead and introduce a pair of brown leather oxford shoes to the mix for an extra touch of style. So as you can see, it's super easy to look seriously stylish and stay toasty when cooler weather comes, all thanks to combinations like this one. In your thirties, you probably want to start dressing in a sleeker manner. If that's the case, looks like this are perfect as inspo.