It does actually have a practical use.
Are the rips because the socks are too tight? : r/Gunners
Lot of soccer socks - Accessories
England and Arsenal star Bukayo Saka cuts holes in his socks - but why does he do this and who else does?
Lot of soccer socks - Accessories
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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Richard Keys slams Conor Gallagher AGAIN for cutting holes in his socks as he tells Chelsea star to 'smarten up' and 'learn from Bobby Moore's immaculate example
Boy Who Inspired Jack Grealish's World Cup Goal Dance Wants Footballer To Know This
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Oh, So That's Why Footballers Cut Holes In The Back Of Their Socks