It does actually have a practical use.
England and Arsenal star Bukayo Saka cuts holes in his socks - but why does he do this and who else does?
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Why are footballers cutting holes in their socks?
The Mystery Unveiled: The Secrets Behind Footballers Holes In Socks
Oh, So That's Why Footballers Cut Holes In The Back Of Their Socks
Why are footballers cutting holes in their socks?
Lot of soccer socks - Accessories
Why do footballers cut holes in their socks?
uk football