Offers adequate protection!

[Sheffields Finest]

Looks like Watford need some mothballs for Christmas!
Strange solution to what I assume is an ongoing injury!!!
Seen this before?

 

[RustyRef]

Yep, Kyle Walker has done it for years. Something about pressure on calves, but not sure I buy

 

[Big Cat]

There was absolutely nothing in my A-Level Physics to offer any sort of theory for this absolute nonsense