This casual pairing of a suit and a brown belt takes on different forms depending on how it's styled. Rounding off with black leather chelsea boots is a surefire way to bring a little zing to this outfit. As you can guess, this is a cool pick come warmer days. As you're moving from your 20s to your 30s, you want to start dressing with more class. That's when combinations like this are a real life saver.