Maxi Cosi

Onyx (15mths - 12yrs)

Onyx Multi-Age Car Seat (76–150 cm) – Safe. Smart. Grows with Your Child. The Onyx car seat offers exceptional safety, comfort, and longevity—protecting your child from 15 months to 12 years (76–150 cm). Engineered to the latest i-Size standards, it features integrated G-CELL side-impact protection and a 5-point safety harness for secure journeys at every stage. Whether you’re heading out on school runs or road trip adventures, Onyx keeps your child safe, supported, and snug every mile of the way.