Fastest marathon running barefoot backwards (male)
Restricción de edad: Sólo se aceptarán solicitudes para este título de récord si el solicitante tiene 16 años o más.
  • This record is for the fastest marathon running backwards with bare feet.
  • This record is to be attempted by a male individual.
  • This record is to be measured in hours, minutes and seconds.
  • For the purpose of this record, a marathon distance is 42.195 km / 26 miles 385 yards.