Why not wear a black crew-neck sweater and jeans? As well as totally practical, these pieces look amazing paired together. Add black leather casual boots to the mix for a sense of elegance. If you're not sure how to dress age-appropriately, this getup is a vivid example.
You'll be surprised at how easy it is for any gentleman to put together this laid-back ensemble. Just a black crew-neck sweater paired with jeans. Let your sartorial sensibilities truly shine by complementing this look with tan suede derby shoes. And if we're talking dressing ideas for guys in their forties, this look looks cool on most men.