Is Nose Breathing For Real?

Peter Sagan debuts new 100% Speedcraft AIR glasses at the TdU

When Peter Sagan raced to his first wins of the 2018 season at the Tour Down Under we noticed something different about his 100% sunglasses. We discovered 100% had partnered with AC Breathing Systems and integrated a nasal dilator into the Speedcraft sunglasses, naming them the Speedcraft AIR. We got a pair and put them to the test. Is ‘nose-breathing’ for real? The PELOTON Service Course finds out.