If you're looking for a casual yet dapper outfit, pair an open cardigan with jeans. Add a pair of dark brown suede casual boots to the mix for an instant style upgrade.
Open Cardigan with Jeans Smart Casual Cold Weather Outfits For Men
For a look that's very simple but can be manipulated in a variety of different ways, rock an open cardigan with jeans. Avoid looking too casual by rounding off with brown leather chelsea boots.