Putting together a brown suit and a tan turtleneck is a guaranteed way to inject your closet with some masculine refinement. A trendy pair of brown suede casual boots is an effective way to punch up your outfit. Can you see how super easy it is to look seriously stylish and stay comfy when colder weather arrives, all thanks to outfits like this one? As you're moving through your late 20s, you probably want to start dressing like an adult man. That's when ensembles like this are a safe option.