In order to compensate for the lack of legal protection of the term Naturlatex (natural rubber), the QUL quality seal was established at the end of 1994 in order to distinguish the material "natural latex" from synthetic latex from petroleum. The high-quality natural rubber is often "stretched" with chalk or lime. Mattresses with only 2% natural rubber content are also sold as Naturlatex mattresses. The QUL certificate prevents the following ingredients from occurring in dangerous concentrations in latex mattresses:
- volatile organic compounds (VOC)
- Harmful heavy metals
- pentachlorophenol (PCP)
More information: www.qul-ev.de
The interests of the back-school teachers (IGR), headquartered in Nuremberg (D), supports and helps in the development of ergonomic product solutions. Members are physiotherapists, sports instructors, physicians, persons and organizations interested in the topic of back health.
The product tests by the IGR e.V. on the usability and ergonomics of a product are based on the self-understanding that IGR e.V. sees itself as a "lawyer" for people with back problems.
The opinion of the IGR confirms: