Maxi-Cosi Opal is a high comfort combination car seat that is suitable from birth up to 4 years old (approx. 0 to 18 kg). Opal offers a long-lasting use as it servesboth as a baby and toddler car seat, and grows with your baby from birth to 4 years old. This Maxi-Cosi combination car seat features an easy switching system, allowing you to switch from rearward to forward-facing without reinstalling the full belt routing. For improved head and neck protection, you can use this safe car seat rearward-facing until approx. 15/18 months. In addition, its high-comfort seat with height and width adjustment ensures a suitable fit for both babies and toddlers.