This smart casual pairing of a navy overcoat and black chinos is very easy to pull together in no time, helping you look seriously stylish and ready for anything without spending a ton of time combing through your wardrobe. Rounding off with a pair of black leather low top sneakers is a guaranteed way to add a hint of stylish nonchalance to this outfit. Surely a popular option if we're talking style for 40-something guys.