Training Calendar Wanneer: 1 september 2026 @ 19:00 – 20:30 2026-09-01T19:00:00+02:00 2026-09-01T20:30:00+02:00 Training Intervallen: 2x 8 min in 30 sec. DL4 en 15 sec. pauze. Na de series laatste loper ophalen.