Review: Sirona Z i-Size

Suzanne Keane tries out the Sirona Z i-Size: A flexible Car Seat for 0–4 year olds What is it?  The Sirona Z i-size is the latest seat in the Cybex Z-Line. This seat rotates 360 degrees to allow for easy entry and exit, no matter what car you’re driving. The Sirona Z allows rear facing up to 18kg or 105cm (approx. 4 years old). A rear-facing car seat reduces the risk of injury in a head-on collision by more than 80% when compared to a...