||Up to 20 to 22 pounds
||Over 20 but less than 40 pounds
||Over 40 pounds unless they are 4 foot, 9 inches tall or taller
|Type of Car Seat
||Infant Only or Rear-Facing Convertible
||Belt Positioning Booster Seat
||Harness straps at or below shoulder level.
||Harness straps should be at our above the shoulders.
Most seats require top slot for forward-facing.
|Belt positioning booster seats must be used with both lap and shoulder belt.
Make sure the lap belt fits low and tight across lap/upper-thigh area and the shoulder belt fits snug across the chest and shoulder to avoid abdominal injuries.