Consider wearing a dark green polo neck sweater and a navy crew-neck t-shirt if you want to look on-trend without much work. Finishing with dark brown suede oxford shoes is the simplest way to bring some extra flair to this ensemble. So as you can see, it's very easy to look dapper and stay cozy come colder weather, thanks to this look. If you're frequently worried about dressing your age, this getup is a never-failing option.