45-105 CM, MAX. 18 KG (APPROX. 4 YEARS), UN R129/02
AWARDS
SIRONA Z i-SIZE IS PART OF THE Z-LINE MODULAR SYSTEM
The Base Z is the secure and variable base unit for the CYBEX Z-Line Modular System, which offers maximum protection as well as comfortable, flexible use. The unique, innovative rotation mechanism of the Base Z allows the car seat to be swivelled to the side of the car door for easier entry and exit. The Base Z is a particularly long-lasting solution.


ONE BASE TWO SEATS
The Base Z accommodates
two different car seats
Cloud Z i-Size and Sirona Z i-Size
and can be used by children
up to 4 years of age.
Shop the Z-Line Modular System
SIRONA Z i-SIZE ADVANTAGES
360° ROTATING MECHANISM
The innovative 360° rotating mechanism makes it easier to get your child in and out of the car, ensuring less strain on your back. It can be easily adjusted from rear- to forward-facing without having to remove and reinstall the seat.
INTEGRATED L.S.P. SYSTEM
ONE-HAND RECLINE AND ROTATION FUNCTION

MAXIMUM COMFORT IN THE CAR
SMOOTH ADJUSTMENT
For a restful slumber in the car, the Sirona Z i-Size offers 5 rear-facing upright and recline positions and 3 forward-facing upright and recline positions. Its 12-step height-adjustable headrest provides even more comfort. The one-hand upright and recline adjustment mechanism is quick and easy to use.

12-STEP HEIGHT-ADJUSTABLE HEADREST
MULTIPLE COLORS
ENERGY REDUCTION TECHNOLOGY

INCREASED SAFETY
The Energy Reduction Technology of the Sirona Z i-Size offers increased safety for your child in the forward-facing position in the event of a head-on collision. The "ER-Tech" reduces the forces on the neck of a child during a front crash by more than 20%, compared to other existing 5-point harness systems.

5-POINT HARNESS SYSTEM


SECURE YOUR CHILD
Secure your child in the Sirona Z i-Size with ease, thanks to the central 5-point harness system.
ENERGY-ABSORBING SHELL

IMPACT PROTECTION
The energy-absorbing shell of the Sirona Z i-Size absorbs the forces of an impact and protectively covers the child.

BELT HOLDER


EASIER ON AND OFF-BOARDING
The magnetic belt holders make taking your child out of the seat easy.