Infuse new life into your day-to-day casual arsenal with a blue plaid long sleeve shirt and a navy crew-neck t-shirt. If you feel like dressing up a bit, complete your look with a pair of brown leather casual boots. Can you see how very easy it is to look seriously stylish and stay cozy come cooler days, thanks to this ensemble? Outfit inspiration like this will help you remain incredibly stylish as you drift through your 20s.