How quickly does the Hovding inflatable cycle helmet from Sweden deploy itself? Well, the answer is “very” judging by this Instagram video – although it may be a bit too sensitive as it is triggered by a cyclist putting his coat on.

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The man in the video – posted to Instagram a few months back, but flagged up on Twitter today by @Cyclegaz – takes it all in his stride, although for a moment it appears he’s about to go into a Basil Faltyesque crouch strop.

 

AS IT HAPPENED #hovding #airbagged

A video posted by abc3d (@abc3d_) on

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We have asked Hovding for a comment.