This smart pairing of a navy shirt jacket and olive chinos is very easy to put together without a second thought, helping you look awesome and prepared for anything without spending too much time combing through your wardrobe. Spice up your ensemble by rocking a pair of brown leather low top sneakers. A kick-ass ensemble that will take you from summer to fall like this one makes it super easy to embrace the new season. Wondering how to master casual style as you make your way through your 20s? This pairing is a wonderful example.