Why not wear a blazer with navy jeans? As well as super comfortable, both of these pieces look awesome paired together. For a more laid-back finish, why not add blue slip-on sneakers to the equation? It's a good choice when it comes to picking out a kick-ass outfit for awkward fall weather. Style like this is what will gain you respect from your peers over time.
This combination of a blazer and grey dress pants is really smart and creates instant appeal. If you need to easily dial down your ensemble with a pair of shoes, complement your getup with a pair of blue slip-on sneakers. This one is a good option if you're planning a kick-ass outfit for transeasonal weather. As a man in his thirties, you probably want to start dressing maturely. If that's the case, ensembles like this are perfect as inspo.