Classic American style—especially that of the mid-20th century, isn't just the era when many of menswear's most iconic pieces were created, it's also a well of inspiration for today's 21st century man. While much of the fashion scene is dictated by ever-changing trends (and the people who chase them), there also exists a small roster of gear that—no matter how old—will always hold a place in a man's closet. Much of today's menswear is still informed by these classics. These are 10 American Menswear Essentials That Will Literally Never Go Out of Style​.