Effortlessly blurring the line between dapper and casual, this combination of a black leather biker jacket and a white hoodie can easily become one of your go-tos. Why not complete your getup with a pair of black leather chelsea boots for an added touch of style? As you're maturing from your 20s to your 30s, you probably want to start dressing more maturely. If that's the case, inspiration like this proves very useful.