Indisputable proof that a blazer and navy dress pants are amazing when paired together in a polished ensemble for a modern gentleman. For something more on the casually cool end to finish your look, introduce white low top sneakers to your ensemble. As you can see here, it's very easy to look on-trend and stay comfortable when cooler weather arrives, all thanks to ensembles like this. Wondering how to dress age-appropriately in your mid-20s? This combo is the perfect answer.