This is the safest car seat in that,it can be used correctly without fail. It has features that can make it easier for parents to fit their car and vehicle. It has LATCH- a newer system that allows a car seat to be installed without seatbelt. Also has adequate room for all tall children. Safety of the child is guaranteed as it has Head-impact protection. Lastly, has 5 points safety harness.Babies ride rear-facing until they outgrow the seat's height or weight limits. ... After that, kids graduate to booster seats. The great thing about convertible car seats is that they can be used for a longer time frame, but they're typically much heavier than infant car seats.Babies ride rear-facing until they outgrow the seat's height or weight limits. ... After that, kids graduate to booster seats. The great thing about convertible car seats is that they can be used for a longer time frame, but they're typically much heavier than infant car seats.Babies ride rear-facing until they outgrow the seat's height or weight limits. ... After that, kids graduate to booster seats. The great thing about convertible car seats is that they can be used for a longer time frame, but they're typically much heavier than infant car seats.Babies ride rear-facing until they outgrow the seat's height or weight limits. ... After that, kids graduate to booster seats. The great thing about convertible car seats is that they can be used for a longer time frame, but they're typically much heavier than infant car seats.