ISO 29061-3:2017 specifies the criteria for judgement of usability of child restraint systems (CRS) when installing them with the vehicle seat belts.
ISO 29061-3:2017 provides criteria for judgement of:
- ease of availability of instructions,
- clarity of instruction manual and labelling, and
- ease of use of design related features of the CRS related to the installation in a vehicle.
NOTE Booster system usability evaluation is covered by ISO 29061-5.