After careful testing, the CrazyChair ONE was licensed with the IGR certificate. It was awarded by the "Institute for Health and Ergonomics e. V." This is a strong network of doctors, physiotherapists, scientists, employees in occupational health management, officials and product developers who deal with health and ergonomics.
IGR - Institute for Health and Ergonomics - has certified the CrazyChair ONE hanging chair.
By Joachim Küllenberg
May 13, 2020
Jun 15, 2020
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