The legendary one-piece that redefined base layers. After two decades of relentless testing by our Ninja Ambassadors and Pro Team, the NINJA SUIT CLASS AIR has been honed to perfection. This isn't just functional—it's the gold standard of hooded base layers, engineered for serious performance without sacrificing style. Slip into the original and discover why athletes worldwide won't settle for anything else. Pure function. Pure fashion. Pure ninja.