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I don't think they are tightly bound together, just a strap to keep them close.

_44562815_blinddavetunis226.jpg

Maybe, but as a runner, you'd think his wrist, and arms, would be falling off by now.
 
I don't think they are tightly bound together, just a strap to keep them close.

_44562815_blinddavetunis226.jpg
They have been training for this event, so my thinking is that they run similar paces so the strap does not become an issue.
 
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