karel Jonker
Level 1
Torensmaweg 11, Feerwerd, Groningen, Nederland
Instructor Level
karel Jonker is no longer certified
karel Jonker is no longer certified and does not partake in internal trainings or seminars from the Wim Hof organisation. They are not qualified to teach the Wim Hof Method.
karel Jonker
karel is no longer a Certified Wim Hof Method Instructor