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Bert’s Bootcamp

Bootcamp Munt
Kracht Bootcamp

Are you aspiring to physically and mentally get stronger and fitter? Then join Bert’s Bootcamp in Utrecht! Our bootcamps make use of everything the parks and squares and even the waters in Utrecht have to offer. In the summer, please bring your swimming gear!

We work on your physical, mental and social health. You perform exercises that activate muscles you did not know you had. Our goal is to give you the healthiest and most enjoyable hour of the week!

For whom? For you!

Bert’s Bootcamp is for women and men in Utrecht who want to become healthier and fitter.

The exercises are structured in such a way that you can perform them at your level.

Of course we also challenge you, so that you can grow in your level of fitness level.

Coordinatie Bootcamp
Stabiliteit Bootcamp

The Bootcamp

We train outdoors and make use of the elements we encounter along the way. During the Bootcamp, we are working on our:

  • Endurance
  • Power
  • Coordination
  • Stability
  • Social relations in your neighbourhood

Your trainer is happy to give you advice about clothing and shoes, nutrition and training.





    Mobile number:



    Remarks and questions:

    Your trainer

    The Bootcamps are led by Bert Flier. At high school he typically scored an ‘A’ for sports. He is triathlete since 1990, of which 10 years as a semi-pro and won four Dutch titles. He is triathlon coach, lives in Utrecht en looks forward to making you get fitter and stronger!

    Trainer Bert Flier

    Location Bootcamp Utrecht

    The Bootcamps start at De Munt, at the junction Leidse Weg – Muntkade.

    Bootcamp Munt








    Trial session

    You can attend a trial Bootcamp session. For free. No strings attached!

    Single session

    Another Bootcamp after your trial session? Buy a single session for €12

    5 sessions €49

    You’ve got the hang of it? Buy a 5-session card. It stays valid indefinitely.

    10 sessions €89

    You want more Bootcamps? Then buy a 10-session card. This one also stays valid indefinitely.

    Other services

    Trainer Bert Flier

    Personal coaching

    Personal Coaching means one-to-one guidance by Bert Flier so you have access to all knowledge of 3in1Sports.


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    Inspanningstest Fietsen

    Exercise test

    During an exercise test we determine your metabolic profile and assess your trainability and training zones.


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    Notitieblok, Pen En Laptop

    Coaching call

    If you have a training-related question that you would like to discuss one-on-one with an expert, book a coaching session.


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    Run In The Morning

    Trainings plan

    After the intake and exertion test, we will write your training schedule for a minimum of 12 and a maximum of 20 weeks.


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