Mercedes-Benz GLB Owner's Manual page 64

Fitting the ISOFIX or i-Size child restraint system on the rear seat
Overview of suitability of the seats for attaching ISOFIX child restraint systems
ISOFIX identification
® ISOFIX is a standardised securing system for specially designed restraint systems.
The symbol indicates seats suitable for attaching an ISOFIX child restraint system in accordance with UN R44 (
R
Attach only child restraint systems that are approved in accordance with UN R44 as per the following ISOFIX tables.
R
Carry cot
Size class:
F
G
Equipment: Left/right rear seat (second and third row of seats)
ISO/L1 X
ISO/L2 X
X Not suitable for an ISOFIX child restraint system in this weight group and/or size class.
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Occupant safety
page 58).
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