This combo of a dark green barn jacket and navy jeans is undeniable proof that a pared down casual outfit doesn't have to be boring. Get a little creative on the shoe front and polish up your outfit with dark brown leather brogues. Keep this combo in your front hall wardrobe come warmer weather, and we promise you'll save time racking your brain for what to wear on more than one morning. No doubt, a goofproof choice if we're talking style tips for mature men.