Ehhhhh, what's your problem with booster seats? Those are just to get the shoulders into the design zone as needed for the typical 3-point seat belt. It's bas

Ehhhhh, what's your problem with booster seats? Those are just to get the shoulders into the design zone as needed for the typical 3-point seat belt. It's based on size (shoulder height measured in sitting position) not age. I think some 5-point seat belts allow a much wider design zone so won't need boosters by the time the children outgrow the front-facing bucket seat.