If you'd like take your casual style to a new height, marry a navy cardigan with jeans. Ramp up the formality of this look a bit by rounding off with beige suede casual boots.
Navy Cardigan with Jeans Cold Weather Outfits For Men
You're looking at the irrefutable proof that a navy cardigan and jeans look awesome when matched together in a laid-back menswear style. Tap into some Ryan Gosling dapperness and add a pair of grey casual boots to the equation.