Marry a cardigan with dark brown dress pants for classy style with a modern spin. You could perhaps get a little creative in the shoe department and introduce a pair of brown oxford shoes to your ensemble. A proper ensemble for any 30-year-old guy.
Brown Oxford Shoes with Cardigan Dressy Cold Weather Outfits In Their 30s
Pair a cardigan with grey dress pants if you're going for a sleek, fashionable getup. You could perhaps get a little creative on the shoe front and dress up this getup by rounding off with brown oxford shoes. A good example if you're looking to shed your boyish look and start dressing with more class.
A cardigan and a dark brown overcoat are absolute mainstays if you're planning an elegant wardrobe that matches up to the highest menswear standards. Introduce brown oxford shoes to the mix for a touch of refinement. As a young gentleman, you want to start dressing sharper. In this case, combos like this are a safe option.