If the setting permits a laid-back getup, wear a navy long sleeve t-shirt and white jeans. Complement this ensemble with a pair of white and navy low top sneakers and you're all set looking incredible. Come warm sunny days you want to feel fresh and seriously stylish –– this ensemble is just the right one. So if you're scouting for style tips on how to dress as you progress through your teen years, this combination is definitely worth saving for later.