The Z Base allows quick and easy installation of the Cloud Z i-Size shell (which can rotate 180°) and the Sirona Z i-Size car seat (which can rotate 360°) from Cybex, sold separately. Thanks to the Isofix system, stability and safety are enhanced. The Z base complies with the European i-Size R129 standard. It has an indicator confirming its correct installation. Its strut adjusts in height to fit your vehicle.