Mercedes-Benz GLB Owner's Manual page 65

62
Occupant safety
Weight group 0 (up to 10 kg and up to approx. 6 months)
Size class:
E
Weight group 0+ (up to 13 kg and up to approx. 15 months) for second row of seats
Size class:
E
D
C
Equipment: Left/right rear seat (second and third row of seats)
ISO/R1 IL
IL Suitable for ISOFIX child restraint systems according to the table in "Overview of the recommended child restraint systems", or if the
vehicle and the seat are listed on the child restraint system manufacturer's vehicle model list.
Equipment: Left/right rear seat
ISO/R1 IL
ISO/R2, ISO/R2X IL
ISO/R3 IL (1)
IL Suitable for ISOFIX child restraint systems according to the table in "Overview of the recommended child restraint systems", or if the
vehicle and the seat are listed on the child restraint system manufacturer's vehicle model list.
(1) When using a child restraint system of size class (ISO/R3), move the front seat into the highest position. Make sure that the seat
backrest of the front seat does not rest against the child restraint system.