Training Calendar Wanneer: 21 juli 2026 @ 19:00 – 20:30 2026-07-21T19:00:00+02:00 2026-07-21T20:30:00+02:00 Contact: Website activiteit Training Variabele interval training: 2 series van 4x 400 mtr. in DL2 en 400 mtr. in DL3. P tussen de series is 5 min.
