Pairing a beige knit turtleneck and khaki dress pants is a surefire way to breathe personality into your current fashion mix. Want to dial it up in the shoe department? Introduce dark brown leather double monks to your getup. So as you can see, this getup is a really nice pick, especially for summer-to-fall weather, when the temperature is falling. If you're wondering how you should dress as a gentleman in his forties, this getup is a good source of inspiration.