A navy sweatshirt and jeans are a good look to keep in your day-to-day arsenal. Make your look a bit classier by rounding off with black leather derby shoes. This outfit is a viable choice if you're piecing together a standout look for in-between weather. Just because you're in your 40s, doesn't mean you can't dress fashionably, and this combo illustrates exactly that.
When the setting allows relaxed casual styling, you can easily wear a navy sweatshirt and jeans. Make your getup a bit more sophisticated by finishing off with brown leather oxford shoes. As the mercury drops, you'll find that an ensemble like this is perfect for this time. Dressing inspiration like this will help you remain incredibly stylish well into your 40s.
A navy sweatshirt and jeans are a good combo to carry you throughout the day and into the night. Finishing off with a pair of tan suede chelsea boots is a fail-safe way to introduce a little depth to this outfit. As you can see, this getup is a really nice idea, especially for weird fall weather, when the temperature is falling. This outfit demonstrates that as a middle-aged guy, you have a wide range of dressing options.