Workers work on tracksuits inspired by Netflix series "Squid Game" at a clothing factory in Seoul, South Korea, October 21, 2021. Picture taken on October 21, 2021. REUTERS/Kim Hong-Ji 

A granddaughter of clothing factory owner Ko Jong-hyun leans on tracksuits inspired by Netflix series "Squid Game" at his plant in Seoul, South Korea, October 21, 2021. Picture taken on October 21, 2021. REUTERS/Kim Hong-Ji 

A woman works on tracksuits inspired by Netflix series "Squid Game" at a clothing factory in Seoul, South Korea, October 21, 2021. Picture taken on October 21, 2021. REUTERS/Kim Hong-Ji 

Ko Jong-hyun, 59, a clothing factory owner, checks newly made tracksuits inspired by Netflix series "Squid Game" at his plant in Seoul, South Korea, October 21, 2021. Picture taken on October 21, 2021. REUTERS/Kim Hong-Ji 

Tracksuits inspired by Netflix series "Squid Game" are seen at a clothing factory in Seoul, South Korea, October 21, 2021. Picture taken on October 21, 2021. REUTERS/Kim Hong-Ji 

A woman works on tracksuits inspired by Netflix series "Squid Game" at a clothing factory in Seoul, South Korea, October 21, 2021. Picture taken on October 21, 2021. REUTERS/Kim Hong-Ji 

Green tracksuits inspired by Netflix series "Squid Game" are stacked at a clothing factory in Seoul, South Korea, October 21, 2021. Picture taken on October 21, 2021. REUTERS/Kim Hong-Ji 

Green tracksuits inspired by Netflix series "Squid Game" are stacked at a clothing factory in Seoul, South Korea, October 21, 2021. Picture taken on October 21, 2021. REUTERS/Kim Hong-Ji 

Workers stitch tracksuits inspired by Netflix series "Squid Game" at a clothing factory in Seoul, South Korea, October 21, 2021. Picture taken on October 21, 2021. REUTERS/Kim Hong-Ji 

Tokyo 2020 Olympics - Cycling - Track - Women's Team Sprint - Medal Ceremony - Izu Velodrome, Shizuoka, Japan - August 2, 2021. Gold medallists Bao Shanju of China and Zhong Tianshi of China wearing protective face masks pose with badges of the late Chinese chairman Mao Zedong pinned to their tracksuits REUTERS/Matthew Childs 

Tokyo 2020 Olympics - Cycling - Track - Women's Team Sprint - Medal Ceremony - Izu Velodrome, Shizuoka, Japan - August 2, 2021. A badge of the late Chinese chairman Mao Zedong is seen pinned to the tracksuit of a China Women's Team Sprint athlete REUTERS/Matthew Childs 

Tokyo 2020 Olympics - Cycling - Track - Women's Team Sprint - Medal Ceremony - Izu Velodrome, Shizuoka, Japan - August 2, 2021. A badge of the late Chinese chairman Mao Zedong is seen pinned to the tracksuit of a China Women's Team Sprint athlete REUTERS/Matthew Childs 

Tokyo 2020 Olympics - Cycling - Track - Women's Team Sprint - Medal Ceremony - Izu Velodrome, Shizuoka, Japan - August 2, 2021. A badge of the late Chinese chairman Mao Zedong is seen pinned to the tracksuit of a China Women's Team Sprint athlete REUTERS/Matthew Childs 

Tokyo 2020 Olympics - Cycling - Track - Women's Team Sprint - Medal Ceremony - Izu Velodrome, Shizuoka, Japan - August 2, 2021. A badge of the late Chinese chairman Mao Zedong is seen pinned to the tracksuit of gold medallist, Bao Shanju of China REUTERS/Matthew Childs 

Tokyo 2020 Olympics - Cycling - Track - Women's Team Sprint - Medal Ceremony - Izu Velodrome, Shizuoka, Japan - August 2, 2021. A badge of the late Chinese chairman Mao Zedong is seen pinned to the tracksuit of gold medallist, Bao Shanju of China REUTERS/Matthew Childs 

Tokyo 2020 Olympics - Cycling - Track - Women's Team Sprint - Medal Ceremony - Izu Velodrome, Shizuoka, Japan - August 2, 2021. Gold medallists Bao Shanju of China and Zhong Tianshi of China wearing protective face masks pose with badges of the late Chinese chairman Mao Zedong pinned to their tracksuits REUTERS/Matthew Childs 

Soccer Football - International Friendly - Nigeria vs Serbia - The Hive Stadium, London, Britain - March 27, 2018 Nigeria's Ahmed Musa throws his tracksuit off before the match Action Images via Reuters/Peter Cziborra 

Soccer Football - 2018 World Cup Qualifications - Europe - Germany vs Norway - Stuttgart, Germany - September 4, 2017. Germany’s Thomas Mueller helps Toni Kroos with his tracksuit top. REUTERS/Michaela Rehle 

Britain Football Soccer - Chelsea v Sunderland - Premier League - Stamford Bridge - 21/5/17 Chelsea's players with messages for John Terry on the back of their tracksuits before the match Reuters / Hannah McKay Livepic EDITORIAL USE ONLY. No use with unauthorized audio, video, data, fixture lists, club/league logos or "live" services. Online in-match use limited to 45 images, no video emulation. No use in betting, games or single club/league/player publications. Please contact your account representative for further details. 

Britain Football Soccer - England v Italy - Women's International Friendly - Vale Park - 7/4/17 England's Siobhan Chamberlain gets her gloved hand stuck in her tracksuit top before the match Mandatory Credit: Action Images / Carl Recine Livepic 

British aralympian Sarah Storey's gold medals are draped over her tracksuit returns from the Rio 2016 Paralympics, at Heathrow airport in London Britain September 20, 2016. REUTERS/Peter Nicholls 

British Paralympian Sarah Storey's gold medals are draped over her tracksuit as she arrives at Heathrow airport in London, Britain September 20, 2016. REUTERS/Peter Nicholls 

Football Soccer - Switzerland v Poland - EURO 2016 - Round of 16 - Stade Geoffroy-Guichard, Saint-?tienne, France - 25/6/16
Switzerland staff member gathers tracksuits from team members as they pose for the team group
REUTERS/Kai Pfaffenbach
Livepic 

Football Soccer - Leicester City v AFC Bournemouth - Barclays Premier League - King Power Stadium - 2/1/16
Leicester's Jamie Vardy with a bandage on his hand before the match
Action Images via Reuters / Ed Sykes
Livepic
EDITORIAL USE ONLY. No use with unauthorized audio, video, data, fixture lists, club/league logos or "live" services. Online in-match use limited to 45 images, no video emulation. No use in betting, games or single club/league/player publications. Please contact your account representative for further details. 

Daniel Snow from the United States wears a Brazil tracksuit as he looks at an exhibition called "World Cup: The Church and the World of Sport" inside Sao Bento church, in Sao Paulo June 20, 2014. The pictures (Top, R) of the Pope Francis and his predecessor Benedict XVI, are seen on the wall. REUTERS/Nacho Doce (BRAZIL - Tags: SPORT SOCCER WORLD CUP RELIGION SOCIETY) 

Chelsea's Fernando Torres (C) puts a football inside his tracksuit top as he talks to Ashley Cole during a team training session at their training ground in Cobham, south of London December 4, 2012. REUTERS/Eddie Keogh (BRITAIN - Tags: SPORT SOCCER) 

Italy's fencer Valentina Vezzali shows the Italian anthem inside the official tracksuit designed by Giorgio Armani during the presentation of the Italy's official Olympic kit in Milan, May 10, 2012. REUTERS/ Stefano Rellandini (ITALY - Tags: SPORT FASHION OLYMPICS) 

Crystal Palace Diving Club member Lexie Howard (L) showers with her team mates during a training session in London March 9, 2012. Standing in neat lines in a south London gym, a squad of hand-picked, tracksuited youngsters stretch their arms in unison, counting together in Mandarin. Taking the proverb "if you can't beat them, join them" quite literally, Crystal Palace diving club has turned to Chinese expertise to foster Britain's future Olympic hopes. Picture taken March 9, 2012. REUTERS/Stefan Wermuth (BRITAIN - Tags: SPORT OLYMPICS DIVING) 

Crystal Palace Diving Club member Lexie Howard dives during a training session in London March 9, 2012. Standing in neat lines in a south London gym, a squad of hand-picked, tracksuited youngsters stretch their arms in unison, counting together in Mandarin. Taking the proverb "if you can't beat them, join them" quite literally, Crystal Palace diving club has turned to Chinese expertise to foster Britain's future Olympic hopes. Picture taken March 9, 2012. REUTERS/Stefan Wermuth (BRITAIN) 

Crystal Palace Diving Club member Lexie Howard (C) practices during a training session in a dry diving gym in London March 9, 2012. Standing in neat lines in a south London gym, a squad of hand-picked, tracksuited youngsters stretch their arms in unison, counting together in Mandarin. Taking the proverb "if you can't beat them, join them" quite literally, Crystal Palace diving club has turned to Chinese expertise to foster Britain's future Olympic hopes. Picture taken March 9, 2012. REUTERS/Stefan Wermuth (BRITAIN - Tags: SPORT OLYMPICS DIVING) 

Crystal Palace Diving Club member Lexie Howard practices during a training session in a dry diving gym in London March 9, 2012. Standing in neat lines in a south London gym, a squad of hand-picked, tracksuited youngsters stretch their arms in unison, counting together in Mandarin. Taking the proverb "if you can't beat them, join them" quite literally, Crystal Palace diving club has turned to Chinese expertise to foster Britain's future Olympic hopes. Picture taken March 9, 2012. REUTERS/Stefan Wermuth (BRITAIN - Tags: SPORT OLYMPICS DIVING) 

Crystal Palace Diving Club member Lexie Howard dives during a training session in London March 9, 2012. Standing in neat lines in a south London gym, a squad of hand-picked, tracksuited youngsters stretch their arms in unison, counting together in Mandarin.Taking the proverb 'if you can't beat them, join them' quite literally, Crystal Palace diving club has turned to Chinese expertise to foster Britain's future Olympic hopes. Picture taken March 9, 2012. REUTERS/Stefan Wermuth (BRITAIN - Tags: SPORT OLYMPICS DIVING) 

A Crystal Palace diving club member wears a harness during a training session in a dry diving gym in London March 9, 2012. Standing in neat lines in a south London gym, a squad of hand-picked, tracksuited youngsters stretch their arms in unison, counting together in Mandarin.Taking the proverb 'if you can't beat them, join them' quite literally, Crystal Palace diving club has turned to Chinese expertise to foster Britain's future Olympic hopes. Picture taken March 9, 2012. REUTERS/Stefan Wermuth (BRITAIN - Tags: SPORT OLYMPICS DIVING) 

Crystal Palace diving club member Lexie Howard practices during a training session in a dry diving gym in London March 9, 2012. Standing in neat lines in a south London gym, a squad of hand-picked, tracksuited youngsters stretch their arms in unison, counting together in Mandarin.Taking the proverb 'if you can't beat them, join them' quite literally, Crystal Palace diving club has turned to Chinese expertise to foster Britain's future Olympic hopes. Picture taken March 9, 2012. REUTERS/Stefan Wermuth (BRITAIN - Tags: SPORT OLYMPICS DIVING) 

Crystal Palace diving club member Ford Fagan practices during a training session in a dry diving gym in London March 9, 2012. Standing in neat lines in a south London gym, a squad of hand-picked, tracksuited youngsters stretch their arms in unison, counting together in Mandarin.Taking the proverb 'if you can't beat them, join them' quite literally, Crystal Palace diving club has turned to Chinese expertise to foster Britain's future Olympic hopes. Picture taken March 9, 2012. REUTERS/Stefan Wermuth (BRITAIN - Tags: SPORT OLYMPICS DIVING) 

Members of the Crystal Palace diving club attend a training session in a dry diving gym in London March 9, 2012. Standing in neat lines in a south London gym, a squad of hand-picked, tracksuited youngsters stretch their arms in unison, counting together in Mandarin.Taking the proverb 'if you can't beat them, join them' quite literally, Crystal Palace diving club has turned to Chinese expertise to foster Britain's future Olympic hopes. Picture taken March 9, 2012. REUTERS/Stefan Wermuth (BRITAIN - Tags: SPORT OLYMPICS DIVING) 

Crystal Palace diving club member Francesca Del Celo is seen reflected in a mirror as she practices during a training session in a dry diving gym in London March 9, 2012. Standing in neat lines in a south London gym, a squad of hand-picked, tracksuited youngsters stretch their arms in unison, counting together in Mandarin.Taking the proverb 'if you can't beat them, join them' quite literally, Crystal Palace diving club has turned to Chinese expertise to foster Britain's future Olympic hopes. Picture taken March 9, 2012. REUTERS/Stefan Wermuth (BRITAIN - Tags: SPORT OLYMPICS DIVING) 

Crystal Palace diving club members are seen reflected in a mirror as they practice on trampolines during a training session in a dry diving gym in London March 9, 2012. Standing in neat lines in a south London gym, a squad of hand-picked, tracksuited youngsters stretch their arms in unison, counting together in Mandarin.Taking the proverb 'if you can't beat them, join them' quite literally, Crystal Palace diving club has turned to Chinese expertise to foster Britain's future Olympic hopes. Picture taken March 9, 2012. REUTERS/Stefan Wermuth (BRITAIN - Tags: SPORT OLYMPICS DIVING) 

A member of Crystal Palace diving club is reflected in a mirror during a training session in a dry diving gym in London March 9, 2012. Standing in neat lines in a south London gym, a squad of hand-picked, tracksuited youngsters stretch their arms in unison, counting together in Mandarin.Taking the proverb 'if you can't beat them, join them' quite literally, Crystal Palace diving club has turned to Chinese expertise to foster Britain's future Olympic hopes. Picture taken March 9, 2012. REUTERS/Stefan Wermuth (BRITAIN - Tags: SPORT OLYMPICS DIVING) 

Crystal Palace diving club member Ford Fagan dives during a training session in London March 9, 2012. Standing in neat lines in a south London gym, a squad of hand-picked, tracksuited youngsters stretch their arms in unison, counting together in Mandarin.Taking the proverb 'if you can't beat them, join them' quite literally, Crystal Palace diving club has turned to Chinese expertise to foster Britain's future Olympic hopes. Picture taken March 9, 2012. REUTERS/Stefan Wermuth (BRITAIN - Tags: SPORT OLYMPICS DIVING) 

Crystal Palace diving club member Robyn Birch dives during a training session in London March 9, 2012. Standing in neat lines in a south London gym, a squad of hand-picked, tracksuited youngsters stretch their arms in unison, counting together in Mandarin.Taking the proverb 'if you can't beat them, join them' quite literally, Crystal Palace diving club has turned to Chinese expertise to foster Britain's future Olympic hopes. Picture taken March 9, 2012. REUTERS/Stefan Wermuth (BRITAIN - Tags: SPORT OLYMPICS DIVING) 

A member of Crystal Palace diving club dives watched by coach Xiang Yan Kong during a training session in London March 9, 2012. Standing in neat lines in a south London gym, a squad of hand-picked, tracksuited youngsters stretch their arms in unison, counting together in Mandarin.Taking the proverb 'if you can't beat them, join them' quite literally, Crystal Palace diving club has turned to Chinese expertise to foster Britain's future Olympic hopes. Picture taken March 9, 2012. REUTERS/Stefan Wermuth (BRITAIN - Tags: SPORT OLYMPICS DIVING) 

Members of Crystal Palace diving club wait for an elevator during a training session in London March 9, 2012. Standing in neat lines in a south London gym, a squad of hand-picked, tracksuited youngsters stretch their arms in unison, counting together in Mandarin.Taking the proverb 'if you can't beat them, join them' quite literally, Crystal Palace diving club has turned to Chinese expertise to foster Britain's future Olympic hopes. Picture taken March 9, 2012. REUTERS/Stefan Wermuth (BRITAIN - Tags: SPORT OLYMPICS DIVING) 

Crystal Palace diving club member Scarlett Mew Jenson attends a training session in a dry diving gym in London March 9, 2012. Standing in neat lines in a south London gym, a squad of hand-picked, tracksuited youngsters stretch their arms in unison, counting together in Mandarin.Taking the proverb 'if you can't beat them, join them' quite literally, Crystal Palace diving club has turned to Chinese expertise to foster Britain's future Olympic hopes. Picture taken March 9, 2012. REUTERS/Stefan Wermuth (BRITAIN - Tags: SPORT OLYMPICS DIVING) 

Members of the Crystal Palace diving club attend a training session in a dry diving gym in London March 9, 2012. Standing in neat lines in a south London gym, a squad of hand-picked, tracksuited youngsters stretch their arms in unison, counting together in Mandarin.Taking the proverb 'if you can't beat them, join them' quite literally, Crystal Palace diving club has turned to Chinese expertise to foster Britain's future Olympic hopes. Picture taken March 9, 2012. REUTERS/Stefan Wermuth (BRITAIN - Tags: SPORT OLYMPICS DIVING) 

Lexie Howard (L) watches as fellow members of the Crystal Palace diving club stretch during a training session in a dry diving gym in London March 9, 2012. Standing in neat lines in a south London gym, a squad of hand-picked, tracksuited youngsters stretch their arms in unison, counting together in Mandarin.Taking the proverb 'if you can't beat them, join them' quite literally, Crystal Palace diving club has turned to Chinese expertise to foster Britain's future Olympic hopes. Picture taken March 9, 2012. REUTERS/Stefan Wermuth (BRITAIN - Tags: SPORT OLYMPICS DIVING) 

Members of the Crystal Palace diving club stretch during a training session in a dry diving gym in London March 9, 2012. Standing in neat lines in a south London gym, a squad of hand-picked, tracksuited youngsters stretch their arms in unison, counting together in Mandarin.Taking the proverb 'if you can't beat them, join them' quite literally, Crystal Palace diving club has turned to Chinese expertise to foster Britain's future Olympic hopes. Picture taken March 9, 2012. REUTERS/Stefan Wermuth (BRITAIN - Tags: SPORT OLYMPICS DIVING) 

Members of the Crystal Palace diving club stretch during a training session in a dry diving gym in London March 9, 2012. Standing in neat lines in a south London gym, a squad of hand-picked, tracksuited youngsters stretch their arms in unison, counting together in Mandarin.Taking the proverb 'if you can't beat them, join them' quite literally, Crystal Palace diving club has turned to Chinese expertise to foster Britain's future Olympic hopes. Picture taken March 9, 2012. REUTERS/Stefan Wermuth (BRITAIN - Tags: SPORT OLYMPICS DIVING) 

Crystal Palace diving club members practice on a trampoline during a training session in a dry diving gym in London March 9, 2012. Standing in neat lines in a south London gym, a squad of hand-picked, tracksuited youngsters stretch their arms in unison, counting together in Mandarin.Taking the proverb 'if you can't beat them, join them' quite literally, Crystal Palace diving club has turned to Chinese expertise to foster Britain's future Olympic hopes. Picture taken March 9, 2012. REUTERS/Stefan Wermuth (BRITAIN - Tags: SPORT OLYMPICS DIVING) 

A Crystal Palace diving club member wears a harness during a training session in a dry diving gym in London March 9, 2012. Standing in neat lines in a south London gym, a squad of hand-picked, tracksuited youngsters stretch their arms in unison, counting together in Mandarin.Taking the proverb 'if you can't beat them, join them' quite literally, Crystal Palace diving club has turned to Chinese expertise to foster Britain's future Olympic hopes. Picture taken March 9, 2012. REUTERS/Stefan Wermuth (BRITAIN - Tags: SPORT OLYMPICS DIVING) 

A Crystal Palace diving club member attends a training session in a dry diving gym in London March 9, 2012. Standing in neat lines in a south London gym, a squad of hand-picked, tracksuited youngsters stretch their arms in unison, counting together in Mandarin.Taking the proverb 'if you can't beat them, join them' quite literally, Crystal Palace diving club has turned to Chinese expertise to foster Britain's future Olympic hopes. Picture taken March 9, 2012. REUTERS/Stefan Wermuth (BRITAIN - Tags: SPORT OLYMPICS DIVING) 

Crystal Palace Diving Club members practice on a trampoline during a training session in a dry diving gym in London March 9, 2012. Standing in neat lines in a south London gym, a squad of hand-picked, tracksuited youngsters stretch their arms in unison, counting together in Mandarin.Taking the proverb 'if you can't beat them, join them' quite literally, Crystal Palace diving club has turned to Chinese expertise to foster Britain's future Olympic hopes. Picture taken March 9, 2012. REUTERS/Stefan Wermuth (BRITAIN - Tags: SPORT OLYMPICS DIVING) 

Crystal Palace Diving Club member Victoria Vincent practices during a training session in a dry diving gym in London March 9, 2012. Standing in neat lines in a south London gym, a squad of hand-picked, tracksuited youngsters stretch their arms in unison, counting together in Mandarin.Taking the proverb 'if you can't beat them, join them' quite literally, Crystal Palace diving club has turned to Chinese expertise to foster Britain's future Olympic hopes. Picture taken March 9, 2012. REUTERS/Stefan Wermuth (BRITAIN - Tags: SPORT OLYMPICS DIVING) 

Members of the Crystal Palace diving club stretch during a training session in a dry diving gym in London March 9, 2012. Standing in neat lines in a south London gym, a squad of hand-picked, tracksuited youngsters stretch their arms in unison, counting together in Mandarin.Taking the proverb 'if you can't beat them, join them' quite literally, Crystal Palace diving club has turned to Chinese expertise to foster Britain's future Olympic hopes. Picture taken March 9, 2012. REUTERS/Stefan Wermuth (BRITAIN - Tags: SPORT OLYMPICS DIVING) 

A member of Crystal Palace diving club dives watched by head coach Chen Wen (R) during a training session in London March 9, 2012. Standing in neat lines in a south London gym, a squad of hand-picked, tracksuited youngsters stretch their arms in unison, counting together in Mandarin.Taking the proverb 'if you can't beat them, join them' quite literally, Crystal Palace diving club has turned to Chinese expertise to foster Britain's future Olympic hopes. Picture taken March 9, 2012. REUTERS/Stefan Wermuth (BRITAIN - Tags: SPORT OLYMPICS DIVING) 

A member of Crystal Palace diving club dives during a training session in London March 9, 2012. Standing in neat lines in a south London gym, a squad of hand-picked, tracksuited youngsters stretch their arms in unison, counting together in Mandarin.Taking the proverb 'if you can't beat them, join them' quite literally, Crystal Palace diving club has turned to Chinese expertise to foster Britain's future Olympic hopes. Picture taken March 9, 2012. REUTERS/Stefan Wermuth (BRITAIN - Tags: SPORT OLYMPICS DIVING) 

A member of Crystal Palace diving club dives during a training session in London March 9, 2012. Standing in neat lines in a south London gym, a squad of hand-picked, tracksuited youngsters stretch their arms in unison, counting together in Mandarin.Taking the proverb 'if you can't beat them, join them' quite literally, Crystal Palace diving club has turned to Chinese expertise to foster Britain's future Olympic hopes. Picture taken March 9, 2012. REUTERS/Stefan Wermuth (BRITAIN - Tags: SPORT OLYMPICS DIVING) 

A member of Crystal Palace diving club dives during a training session in London March 9, 2012. Standing in neat lines in a south London gym, a squad of hand-picked, tracksuited youngsters stretch their arms in unison, counting together in Mandarin.Taking the proverb 'if you can't beat them, join them' quite literally, Crystal Palace diving club has turned to Chinese expertise to foster Britain's future Olympic hopes. Picture taken March 9, 2012. REUTERS/Stefan Wermuth (BRITAIN - Tags: SPORT OLYMPICS DIVING) 

Crystal Palace diving club member Ryan Bartlett dives during a training session in London March 9, 2012. Standing in neat lines in a south London gym, a squad of hand-picked, tracksuited youngsters stretch their arms in unison, counting together in Mandarin.Taking the proverb 'if you can't beat them, join them' quite literally, Crystal Palace diving club has turned to Chinese expertise to foster Britain's future Olympic hopes. Picture taken March 9, 2012. REUTERS/Stefan Wermuth (BRITAIN - Tags: SPORT OLYMPICS DIVING) 

Betty Burk from the Crystal Palace diving club dives during a training session in London March 9, 2012. Standing in neat lines in a south London gym, a squad of hand-picked, tracksuited youngsters stretch their arms in unison, counting together in Mandarin.Taking the proverb 'if you can't beat them, join them' quite literally, Crystal Palace diving club has turned to Chinese expertise to foster Britain's future Olympic hopes. Picture taken March 9, 2012. REUTERS/Stefan Wermuth (BRITAIN - Tags: SPORT OLYMPICS DIVING)