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DIN EN ISO 23537-1:2022
Requirements for sleeping bags - Part 1: Thermal, mass and dimensional requirements for sleeping bags designed for limit temperatures of -20 °C and higher (ISO 23537-1:2022); German version EN ISO 23537-1:2022
This part of ISO 23537 specifies the requirements and test methods as well as provisions for the marking of sleeping bags for adults used in sports and recreational activities
Deutsches Institut für Normung [din]