Introducing the Levi's® Mens 501® Orginal Jeans in Dirty Work. With their timeless straight-leg cut and iconic design, these are the jeans that started it all. First introduced by Levi Strauss himself back in 1873, they’ve become the blueprint for every modern pair since. Decade after decade, the 501® Originals have stayed effortlessly cool, proving that true style never fades. Classic, versatile, and always in demand, these are the original blue jeans that have earned their place in history-and your wardrobe.