Mercedes-Benz GLE Owner's Manual page 71

68 Occupant safety
Rear seats (third seat row)
Weight category
Category 0: up to 10 kg
Category 0+: up to 13 kg
Category I: 9 to 18 kg
Category II: 15 to 25 kg
Category III: 22 to 36 kg
Left/right rear seat
U, L
U, L
U, L
U, L
U, L
U Suitable for child restraint systems of the "Universal" category in this weight category.
L Suitable for semi-universal child restraint systems according to the table in "Recommended child restraint systems", or if the vehicle and the seat are listed in the
child restraint system manufacturer's vehicle model list.