Make a stylish statement anywhere you go by wearing a shirt jacket and a black sweater vest. To give your overall ensemble a more relaxed vibe, complete this ensemble with a pair of navy and white athletic shoes. Can you see how very easy it is to look dapper and stay cozy when chillier days are here, all thanks to combos like this one? So if you're on a mission for style ideas on how to dress as you reach your 40s, this combination is definitely worth saving for later.