The wreck was a perfect highside, sending Martin flying over the bike and face-down into the ... thanks to its airbag and knee pads.You7 can see his knees come down hard, and the airbag must ...

Hövding is a bike helmet that opens up like an airbag during a collision or a fall. The airbag is designed to fit like a hood and it fills up with helium when needed. Testing showed it reduced ...