Graco TURBOBOOSTER GROW RightGuide Instruction Manual page 45

4-C Securing Child in RightGuide™ Seat Belt Trainer
Use only the vehicle's lap and shoulder belt system
when restraining the child in this booster seat.
1. Place Child In RightGuide™ Seat Belt Trainer
Have your child sit in the RightGuide™ Seat Belt Trainer, with
his/her back flat against the back of the vehicle seat.
2. Ears Must Be Below the Top of the Vehicle Seat Back
or Headrest.
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