Car seats with the approval of the Nordic countries PLUS TEST , the most demanding market, for car seats in rear facing, from newborn to 4 years.
This demanding test ensures that the child's head is not exposed to high forces in the event of a frontal impact.
The Plus Test is carried out by the National Road Research Institute of Sweden (VTI) and is supported by Volvo.
It is shown that a child can not support a cervical effort greater than 130 kg and the Plus Test measures this force by establishing the limit allowed in 122 kg.
In a frontal impact with car seats front facing supports a cervical effort between 250 and 300kg.