Britax ONE4LIFE CLICKTIGHT Guide D'utilisation page 25

5. Route the lap vehicle
seat belt through the
REAR-facing belt path
marked by blue labels.
6. Ensure the belt is not
twisted then buckle the
vehicle seat belt.
7. Lock and remove slack
from vehicle seat belt.
NOTE: Make sure that the
vehicle seat belt is locked
as directed by your vehicle
owner's manual.
8. Close the CLICKTIGHT
door over the vehicle
seat belt.
9. Ensure both red
CLICKTIGHT release
buttons are visible.
NOTE: If it is difficult
to close, you may have
removed too much slack.
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