I want this one. RT @Gizmodo: This helmet knows when it's too damaged to protect your head http://gizmo.do/YZKSpAB pic.twitter.com/0gCUEnwWZj
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I want this one. RT @Gizmodo: This helmet knows when it's too damaged to protect your head http://gizmo.do/YZKSpAB pic.twitter.com/0gCUEnwWZj