![World Athletics gives seal of approval for controversial Nike Vaporfly shoes | Athletics | The Guardian World Athletics gives seal of approval for controversial Nike Vaporfly shoes | Athletics | The Guardian](https://i.guim.co.uk/img/media/8dd989f70bc471a8dd2970d87c5338501bb88af1/0_140_3457_2075/500.jpg?quality=85&auto=format&fit=max&s=bf3a67a28d4846f34cbf42095a87d800)
World Athletics gives seal of approval for controversial Nike Vaporfly shoes | Athletics | The Guardian
![Controversial Nike Vaporflys to escape ban but running shoe rules will tighten | Athletics | The Guardian Controversial Nike Vaporflys to escape ban but running shoe rules will tighten | Athletics | The Guardian](https://i.guim.co.uk/img/media/f5670c6db81bb06a5192775ad68df5503dafde3e/1191_273_2309_1386/500.jpg?quality=85&auto=format&fit=max&s=276ab9433541144885ff39ff2a752bd9)
Controversial Nike Vaporflys to escape ban but running shoe rules will tighten | Athletics | The Guardian
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World Athletics Announces New Shoe Rules; Nike Alphaflys Are Banned But Vaporflys and Next% Are Ok - LetsRun.com
![World Athletics gives seal of approval for controversial Nike Vaporfly shoes | Athletics | The Guardian World Athletics gives seal of approval for controversial Nike Vaporfly shoes | Athletics | The Guardian](https://i.guim.co.uk/img/media/e0330d85e02744f2f3f5048839c4f4562f58fb45/0_0_3500_2100/master/3500.jpg?width=1200&quality=85&auto=format&fit=max&s=67730f3216754dd7fbeb720e9376def7)