Graco 8491 Owner's Manual page 17

Without back support
(approximately 4 to 10 years old) :
• weigh between 40 and 100 lbs.
(mass between 18 and 45 kg), and
• are between 40 and 57 inches
(101 and 145 cm) in height, and
• the shoulder belt MUST
lay across child's shoulders
in red zone as shown in
and the lap portion is positioned
low on the childs hips, and
• when sitting on the booster
seat, your child's ears are
below the top of the vehicle
seat cushion / head rest.
Your Graco booster seat can be
used with or without the back
support (on certain models) as
long as the above requirements are met.
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