Make a stylish statement anywhere you go by wearing a black cardigan and a white dress shirt. Complete this look with dark brown leather oxford shoes to instantly switch up the look. If you're wondering how you should dress as a 30-year-old gentleman, this outfit is a good source of inspiration.
This combination of a black cardigan and a white dress shirt will hallmark your prowess in men's fashion. Let your sartorial chops really shine by completing this outfit with a pair of black leather brogue boots. As you pass the big 3-0, you want to start dressing in a dressier manner. In this case, inspo like this comes in very handy.