Choose a brown crew-neck sweater and olive cargo pants for both dapper and easy-to-style ensemble. On the footwear front, this look pairs really well with white leather low top sneakers. So as you can see, it's extremely easy to look amazing and stay comfy when cooler days are here, thanks to this ensemble. Wondering how to dress age-appropriately as you slip into your 40s? This pairing is the perfect answer.