Try teaming a white crew-neck t-shirt with a blue suit for a neat classy ensemble. Go off the beaten track and break up your look by slipping into white and black leather high top sneakers. Come hot sunny days you're looking for an ensemble to keep you cool and on-trend –– this ensemble is just the one you need. As you're going from your 20s to your 30s, you probably want to start dressing maturely. If that's the case, combinations like this are a safe bet.