When you buy through our links, Business Insider may earn an affiliate ... And these warm-weather-ready button-down shirts tell the world you're taking your style game seriously but are smart ...

A white button-down shirt is just about as versatile as a piece of clothing gets. What else works equally well for a job interview, a late-night drink, and over a bikini? That said, sometimes you ...

This button-down oxford looks cool ... Proper Cloth is best known for its custom dress shirts. But we were thoroughly won over by the off-the-rack Proper Cloth The Non-Iron Stretch Shirt.

Button-down shirts in a variety of colors and prints pair nicely with dress pants and work well “with or without a jacket,” as De Bease says, adding that no tie is needed for a business-casual look.

Generally, business casual for men includes chinos or slacks, a button-down shirt, a belt, dress socks and dress shoes. A colored button-down shirt is more casual than a white button-down shirt.