7 For All Mankind single handedly took fashion denim mainstream overnight by taking girls out of saggy and baggy and into slimming and flattering. Known better as “7's,” the lucky number is actually a reference to the average number of jeans Americans own, but there’s no luck involved in this success story. By focusing on sexy assets and perfect fits that make all behinds beautiful, 7 For All Mankind and its trademark pocket stitched swoosh is one of the best known and best selling denim brands in the world. Try them on and you'll see why.