Mashable: If you think they are wearing a fashion mask, it is not.

FIFA World Cup 2022 is going on in Qatar, and many people are thinking about why players like Son Heung-min, Joko Gvardiol, and Ellyes Skhiri are seen on the field wearing unusual Batman-style face masks. Many people are confused as to why some of the players are wearing face masks.

If you think they are wearing a fashion mask, it is not. These seem to be high-tech protective devices made of polycarbonate and other materials. These masks are worn by players who have sustained facial injuries. It is worn to prevent these athletes from hurting themselves further and to protect their faces from any more harm.

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Some of these masks are 3D printed, allowing them to be customized to each athlete's unique facial features.

Here are a few players who wore face masks during FIFA World Cup 2022:

Croatia’s defender Josko Gvardiol

On November 27, 2022, Croatia's defender Josko Gvardiol wore the mask during the Qatar 2022 World Cup Group F football match between Croatia and Canada at the Khalifa International Stadium in Doha.

Bring Joško Gvardiol to Stamford Bridge as soon as you can.

What a player. pic.twitter.com/NN8ZnDzj0F

— Uber Chelsea FC  (@UberCheIseaFC) November 28, 2022
South Korea's midfielder Son Heung-min

After fracturing his left eye, the South Korean midfielder took to the field against Uruguay on November 24, 2022, with a face mask on.

The Man in the Mask 

Son Heung-min starts for South Korea against Uruguay, 23 days after suffering a fracture around his left eye. pic.twitter.com/ecalvdHK3Z

— i sport (@iPaperSport) November 24, 2022
Tunisia's midfielder Ellyes Skhiri

Tunisia's midfielder Ellyes Skhiri wore the mask during the Qatar FIFA World Cup 2022 Group D football match between Tunisia and Australia at Al-Janoub Stadium on November 26, 2022.

Strong start for Ellyes Skhiri and Tunisia! 

Ellyes helped his side to a draw against Denmark in their opening Group Stage fixture, playing the full 90 minutes! #effzeh pic.twitter.com/0TssNfhxme

— 1. FC Cologne (@fckoeln_en) November 22, 2022