What exactly constitutes a “must-have” shirt? Simple: versatility. A must-own shirt is one of those shirts you can take anywhere and not feel out of place. But there’s more than that. A quality woven shirt should be comfortable and stylish as well—and if you know where to shop, you can get all three qualities in a single item. Read our quick guide below and acquire one of these must-have woven men’s smart casual shirts.