This getup clearly shows that it is totally worth investing in such timeless menswear items as a black suit and a brown polo neck sweater. A trendy pair of dark brown leather loafers is an effective way to bring a sense of stylish effortlessness to this outfit. As you're maturing from your teenage years to your 20s, you want to start dressing more like an adult. That's when combos like this are a lifesaver.