This combination of a black suit and a charcoal waistcoat is a real life saver when you need to look incredibly smart. Got bored with this getup? Invite grey athletic shoes to change things up a bit. As you can see here, it's super easy to look amazing and stay warm when colder weather comes, all thanks to combos like this one. Just because you're in your 40s, doesn't mean you shouldn't look trendy, and this combo demonstrates just that.