A yellow v-neck sweater and white dress pants are absolute mainstays if you're putting together an elegant closet that matches up to the highest sartorial standards. Let your styling credentials truly shine by complementing your getup with black leather loafers. As the mercury dips, you'll see that an ensemble like this is ideal for this time. As a gent in his 30s, you want to start dressing more like a mature gentleman. In this case, getups like this prove useful as a source of inspo.