For an ensemble that's effortlessly smart and GQ-worthy, make a black double breasted blazer and a crew-neck t-shirt your outfit choice. A cool pair of brown chunky leather derby shoes is an effective way to transform this outfit. So if you're scouting for a cool ensemble that transitions easily into spring, this just might be it. So if you're hunting for a nice and age-appropriate pairing, this one fits the task well.