Britax Roundabout Convertible Carseat

convertible
a car that has top that can be folded or removed
Able to be changed in form, function, or character
(of a car) Having a folding or detachable roof
capable of being exchanged for or replaced by something of equal value; "convertible securities"
a corporate security (usually bonds or preferred stock) that can be exchanged for another form of security (usually common stock)
(of currency) Able to be converted into other forms, esp. into gold or US dollars

roundabout
Not saying what is meant clearly and directly; circumlocutory
Not following a short direct route; circuitous
traffic circle: a road junction at which traffic streams circularly around a central island; "the accident blocked all traffic at the rotary"
circuitous: marked by obliqueness or indirection in speech or conduct; "the explanation was circuitous and puzzling"; "a roundabout paragraph"; "hear in a roundabout way that her ex-husband was marrying her best friend"
carousel: a large, rotating machine with seats for children to ride or amusement

britax
Britax is a UK-based manufacturer of automotive safety equipment.