A grey v-neck sweater and navy jeans are the kind of a foolproof off-duty outfit that you so terribly need when you have no time. Rounding off with a pair of navy suede tassel loafers is the most effective way to introduce a bit of classiness to this look. As you mature into your 30s, you probably want to start dressing like an adult man. In this case, ensembles like this are a surefire option.