i-Size/ISOFIX1 is a fixture system for car child seats that is based on an international standard.
Always follow the manufacturer's installation instructions when connecting a child seat to the i-Size/ISOFIX mounting points.
The location of the mounting points
![P5-1617-S90/V90–Safety–iSize/ISOFIX position](https://www.volvocars.com/images/support/img3285638e93f66f1bc0a8015244c55574_1_--_--_VOICEpnghigh.png?imwidth=1280)
The mounting points for i-Size/ISOFIX are located behind covers in the lower section of the rear seat's backrest, in the outer seats.
Lift the covers in order to access the mounting points.