A blazer and a blue crew-neck sweater are absolute essentials if you're planning a classy wardrobe that matches up to the highest menswear standards. For something more on the smart end to complete your look, complement your look with a pair of black leather tassel loafers. This one is an exciting pick when it comes to a killer summer-to-fall look. A perfect combination as you step into the next stage of your life, your 30s.