Grantham's Marathon Efficiency Builder

  • 10min @ 6'15''/km
  • 2.0km @ 5'15''/km
  • 4 lots of:
    • 30s @ 4'15''/km
    • 1min 30s rest
  • 2.0km @ 5'15''/km
  • 10min @ 7'00''/km
Try in the Pacing App today.