A navy double breasted blazer and navy vertical striped dress pants are a classy getup that every modern gent should have in his sartorial arsenal. If you want to instantly tone down your getup with one piece, why not introduce a pair of navy leather loafers to your ensemble? This one is a viable idea if you're figuring out a kick-ass look for transeasonal weather. A reliable option combination proper for gentlemen in their thirties.