Nearly 2 decades into a career that's exceeded every lofty expectation, LeBron James has refused to settle for anything less than greatness, even when he was the one setting the standard for generations to come. Now, his latest signature shoe, the LeBron XX (or LeBron 20) is lighter, low to the ground and turbo-like. It's unlike any design LeBron has donned before—comfortable and supportive, yet low-cut, feathery-fast and created to stay ahead of today's frenzied style of play.