Go for a navy field jacket and a navy long sleeve shirt for a hassle-free look that's also put together. To give your overall outfit a more refined touch, why not complete this look with a pair of black leather chelsea boots? A safe bet getup appropriate for over-30 men.
This casual combo of a navy field jacket and a navy long sleeve shirt is perfect when you need to look stylish but have zero time to pull together an outfit. If you need to immediately level up your ensemble with a pair of shoes, why not complement your outfit with a pair of dark brown leather double monks? As you go into your 30s, you want to start dressing like a grown-up. In this case, combinations like this are perfect as inspiration.