A well-executed pairing of a long sleeve shirt and brown chinos will set you apart in an instant. Introduce a pair of dark brown loafers to the mix to effortlessly bump up the style factor of this ensemble. Can you see how very easy it is to look dapper and stay cozy when colder days are here, all thanks to combos like this one? Those who wonder how to sport edgy casual looks as you work your way through your 20s, you have your answer.