Training Calendar Wanneer: 5 mei 2026 @ 19:00 – 20:30 2026-05-05T19:00:00+02:00 2026-05-05T20:30:00+02:00 Kosten: Gratis Training Duur tempo loop: 1000 – 800 – 800 – 1000 meters, in 70 – 80 – 90 – 70% Pauze is 1 min.