Invisible Bicycle Helmet
You know what kind of sucks about riding a bike? Other than all that pedaling? Bike helmets. Sure, they keep that overrated “brain” from getting splattered, but they take a lot of the open-air–joy out of things, and they’re not comfortable. Two Swedish women have developed a remarkable solution: the invisible bike helmet.
https://youtu.be/CMAhptqk-4Q