As you can see here, looking casually classic doesn't take that much effort. Wear a grey wool blazer and navy chinos and be sure you'll look incredibly stylish. Introduce dark brown leather brogues to this outfit for an extra dose of style. A wonderful source of inspiration if you're on a mission to lose your boyish look and start dressing like an adult.
Grey Wool Blazer with Dark Brown Leather Brogues Smart Casual Cold Weather Outfits In Their 30s
The best choice for casually smart menswear style? A grey wool blazer with charcoal jeans. Why not add dark brown leather brogues to the equation for an added touch of style? Combinations like this go a long way towards developing your style as a man in his thirties.