A short sleeve shirt and white jeans are a savvy ensemble to take you throughout the day and into the night. If you want to easily dress down your look with a pair of shoes, complement this look with a pair of dark brown sandals. So if you're in search of an ensemble that's stylish but also feels totally spring-ready, this is it. Wondering how to nail casual outfits as you slip into your 30s? This combo is a practical illustration.