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4-A Booster Use
Booster Use With Back:
18-45 kg (40-100 lb) 110-145 cm (43-57 in.) at
least 4 years old
Booster Use Without Back:
18-45 kg (40-100 lb) 110-145 cm (43-57 in.) at
least 4 years old
• Place car seat forward-facing in the vehicle back seat.
• Make sure vehicle seat’s lap belt is adjusted snugly and
lays low on the child’s hip and is routed in front of the
armrest in the booster’s belt path.
• Vehicle belts MUST lie flat against child and MUST NOT be
twisted.
• Vehicle seat’s shoulder belt is adjusted snugly and should
lie between child’s neck and edge of shoulder.
Vehicle Lap/Shoulder
Seat Belt
Vehicle Seat Lap/
Shoulder Belt
• Never use a vehicle lap-only belt across front of child.
• DO NOT position vehicle shoulder belt under the child’s arm
or back.
• DO NOT allow child to slouch or slide down in the booster
seat.
• DO NOT position vehicle belt over top of armrests.
• Vehicle’s seat headrest SHOULD NOT create a gap between
vehicle seat and booster seat.
• The front of booster seat MUST NOT hang over front of
vehicle seat.
• If child will not keep vehicle belt properly positioned, DO
NOT use this booster seat. Use the internal harness system.
Experts recommend that children should use the built-in
harness system for as long as possible until they reach the
maximum forward-facing weight and height for their car seat.
This car seat can remain forward-facing using the built-in
harness system for children up to 30 kg (65 lb) and 125 cm
(49 in.).