England fans confused over footballers cutting their socks - but there's a clever reason - Mirror Online
The Reason Mats Hummels Cut Holes In Both Of His Boots vs Dortmund
Conor Gallagher
Pulled high, rolled low or butchered at the back: The art of the football sock - The Athletic
The real reason why footballers cut holes in their socks before matches
News & Stories By Ryan Smart - SPORTbible
Enough of this nonsense!' - Richard Keys loses it after spotting what Conor Gallagher did during Man City vs Chelsea
Opera Football
Why do many footballers wear their socks up above their knees? - Quora
Why So Many Players Have Holes In Their Socks At This World Cup