![Canada's Daniel Harper carries his shoes over his head as he watches a replay of the men's 4x400 metres B final on the stadium screen during the IAAF World Relays Championships in Canada's Daniel Harper carries his shoes over his head as he watches a replay of the men's 4x400 metres B final on the stadium screen during the IAAF World Relays Championships in](https://c8.alamy.com/comp/2CY6B6P/canadas-daniel-harper-carries-his-shoes-over-his-head-as-he-watches-a-replay-of-the-mens-4x400-metres-b-final-on-the-stadium-screen-during-the-iaaf-world-relays-championships-in-nassau-bahamas-may-25-2014-reutersmike-segar-bahamas-tags-sport-athletics-2CY6B6P.jpg)
Canada's Daniel Harper carries his shoes over his head as he watches a replay of the men's 4x400 metres B final on the stadium screen during the IAAF World Relays Championships in
![Usain Bolt of Jamaica sports new running shoes after the ninth men's 100 metres heats during the world athletics championships at the Olympic stadium in Berlin, August 15, 2009. REUTERS/Michael Dalder (GERMANY Usain Bolt of Jamaica sports new running shoes after the ninth men's 100 metres heats during the world athletics championships at the Olympic stadium in Berlin, August 15, 2009. REUTERS/Michael Dalder (GERMANY](https://c8.alamy.com/comp/2E8J3YD/usain-bolt-of-jamaica-sports-new-running-shoes-after-the-ninth-mens-100-metres-heats-during-the-world-athletics-championships-at-the-olympic-stadium-in-berlin-august-15-2009-reutersmichael-dalder-germany-2E8J3YD.jpg)
Usain Bolt of Jamaica sports new running shoes after the ninth men's 100 metres heats during the world athletics championships at the Olympic stadium in Berlin, August 15, 2009. REUTERS/Michael Dalder (GERMANY
![Amusan shatters 100m hurdles world record to revive super shoes debate | World Athletics Championships | The Guardian Amusan shatters 100m hurdles world record to revive super shoes debate | World Athletics Championships | The Guardian](https://i.guim.co.uk/img/media/1d7775ad632098880d69889857b9d4b13d12c7ad/0_0_5797_3480/master/5797.jpg?width=1200&quality=85&auto=format&fit=max&s=0089c99df3e7feb078651b9f16e9aec8)
Amusan shatters 100m hurdles world record to revive super shoes debate | World Athletics Championships | The Guardian
![Run4Fun.eu: Competitive start spikes for three and five thousand metres - Nike Zoom Victory 3, Shoes, color: hydrogen blue/black-sky grey, style: 835997-404; running shoes,running,shoes for running,running store,nike,for runners,athletic shoes,athletic ... Run4Fun.eu: Competitive start spikes for three and five thousand metres - Nike Zoom Victory 3, Shoes, color: hydrogen blue/black-sky grey, style: 835997-404; running shoes,running,shoes for running,running store,nike,for runners,athletic shoes,athletic ...](https://www.run4fun.pl/design/_gallery/_500_500/2020/835997-404/Run4Fun.pl_835997-404.jpg)
Run4Fun.eu: Competitive start spikes for three and five thousand metres - Nike Zoom Victory 3, Shoes, color: hydrogen blue/black-sky grey, style: 835997-404; running shoes,running,shoes for running,running store,nike,for runners,athletic shoes,athletic ...
![Usain Bolt of Jamaica takes off his shoes after winning the men's 100 metres final during the world athletics championships at the Olympic stadium in Berlin August 16, 2009. Bolt won the Usain Bolt of Jamaica takes off his shoes after winning the men's 100 metres final during the world athletics championships at the Olympic stadium in Berlin August 16, 2009. Bolt won the](https://c8.alamy.com/comp/2E88X07/usain-bolt-of-jamaica-takes-off-his-shoes-after-winning-the-mens-100-metres-final-during-the-world-athletics-championships-at-the-olympic-stadium-in-berlin-august-16-2009-bolt-won-the-race-in-a-time-of-958-seconds-setting-a-new-world-record-reuterskai-pfaffenbach-germany-sport-athletics-2E88X07.jpg)
Usain Bolt of Jamaica takes off his shoes after winning the men's 100 metres final during the world athletics championships at the Olympic stadium in Berlin August 16, 2009. Bolt won the
![Athletics news - Usain Bolt believes he would have run the 100 metres in under 9.5 seconds if he wore super spikes - Eurosport Athletics news - Usain Bolt believes he would have run the 100 metres in under 9.5 seconds if he wore super spikes - Eurosport](https://imgresizer.eurosport.com/unsafe/1200x0/filters:format(jpeg):focal(1046x328:1048x326)/origin-imgresizer.eurosport.com/2021/06/21/3158053-64716788-2560-1440.jpg)
Athletics news - Usain Bolt believes he would have run the 100 metres in under 9.5 seconds if he wore super spikes - Eurosport
![Usain Bolt of Jamaica holds his shoes after the men's 200 metres final at the IAAF World Athletics Championships in Daegu September 3, 2011. Bolt won the gold medal. REUTERS/David Gray (SOUTH Usain Bolt of Jamaica holds his shoes after the men's 200 metres final at the IAAF World Athletics Championships in Daegu September 3, 2011. Bolt won the gold medal. REUTERS/David Gray (SOUTH](https://c8.alamy.com/comp/2E5XEJE/usain-bolt-of-jamaica-holds-his-shoes-after-the-mens-200-metres-final-at-the-iaaf-world-athletics-championships-in-daegu-september-3-2011-bolt-won-the-gold-medal-reutersdavid-gray-south-korea-tags-sport-athletics-2E5XEJE.jpg)
Usain Bolt of Jamaica holds his shoes after the men's 200 metres final at the IAAF World Athletics Championships in Daegu September 3, 2011. Bolt won the gold medal. REUTERS/David Gray (SOUTH
![France's Sylvanie Morandais takes her training shoes after the women's 400 metres hurdles final at the XV Mediterranean Games Almeria 2005 in Almeria, southern Spain, June 30, 2005. [Morandais finished in sixth France's Sylvanie Morandais takes her training shoes after the women's 400 metres hurdles final at the XV Mediterranean Games Almeria 2005 in Almeria, southern Spain, June 30, 2005. [Morandais finished in sixth](https://c8.alamy.com/comp/2D3WFG8/frances-sylvanie-morandais-takes-her-training-shoes-after-the-womens-400-metres-hurdles-final-at-the-xv-mediterranean-games-almeria-2005-in-almeria-southern-spain-june-30-2005-morandais-finished-in-sixth-position-as-ceccarelli-won-the-gold-medal-spains-cora-olivero-took-the-silver-and-italys-monika-niederstaetter-bronze-2D3WFG8.jpg)