White button-up shirt is the most formal choice a man can have in his wardrobe. But white shirt can also be perfect choice for casual wear. It's just all about the material, fit and details. Today taking a look of four different ways to wear a white shirt for casual occasions. We spent the past week in Paris. It was the first time for me and well, it is a beautiful city. When I packed for the trip I decided to wear basically only white shirts during our stay in there. I think that with white shirt you can create attires that are perfect for a vacation in Paris - casual and chic. Textures of white terry cloth polo shirt.