A black blazer and black jeans are an easy way to introduce effortless cool into your day-to-day casual wardrobe. To bring a bit of flair to your getup, complete this look with black leather brogue boots. So as you can see here, it's a neat, not to mention spring-friendly, ensemble to have in your seasonal rotation. Perfect if you're looking for some amazingly inspiring laid-back style for 30-something gentlemen.