Koen de Jong
Koen de Jong has written at least 4 books. Their most popular book is Verademing with 2 saves with an average rating of 3⭐.
Koen de Jong has written at least 4 books. Their most popular book is Verademing with 2 saves with an average rating of 3⭐.
 Verademing
| 3 | 2 reads |
 The Way of the Iceman The Way of the Iceman: How the Wim Hof Method Creates Radiant Long-term Health—Using the Science and Secrets of Breath Control, Cold-Training and Commitment
| 4 | 1 read |
 The Way of the Iceman
| 0 | 0 reads |
 Koud kunstje: Wat kun je leren van de Iceman?
| 0 | 0 reads |