Car seat Navy i-size Black OnyxLionelo Navy i Size Swivel Car Seat 40 to 150 cm. The Lionelo Navy i Size is a safe and very comfortable car seat for years to come. It grows with your child and will last throughout the entire period of use (from 40 to 150 cm). Equipped with EasyTurn 360 as standard, it makes getting in and out of the seat easier and ensures the straps are properly fastened, and most importantly, it relieves back strain for parents when placing the child in the seat.