Try teaming a navy blazer with a white and blue check dress shirt to assemble an effortlessly sleek and put together outfit. Our favorite of an endless number of ways to finish this outfit is with dark brown suede chelsea boots. This outfit is the definition of perfect for those warmer springtime days. As you move into your 30s, you probably want to start dressing with more refinement. If that's the case, looks like this are a lifesaver.