Sirona S
The First Convertible Car Seat in the US to feature an innovative 360° rotatable seat with load leg technology

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Installation Videos
Additional Assistance

LIVE Video Installation
A face-to-face video chat installation session with a member of the CYBEX Customer Care Team. You can schedule an appointment with one of our certified car seat safety technicians - via ParentLink - at a time that is convenient for you, or call 1-877-242-5676

General Sirona S Questions
Email or call Cybex Customer Care Team 1-877-242-5676.
Features
Innovative One-hand 360° Rotatable Seat
Allows parents to easily get their child in and out

Load Leg Technology
Stabilizes the car seat and can reduce rotation in certain crashes
Anti-rebound Design
Reduces car seat rebound movement

12-Position Recline Adjustment
Even when the seat is in use

EasyLock™ Bar
Reduces force needed up to 4x for quick, simple and secure installation
One-time Vehicle Belt Installation
For both rear-facing and forward-facing

Smart-tech harness chest clip with SensorSafe™ technology provides alerts when unsafe situations arise

Linear Side-impact Protection
Absorbs up to 25% more impact forces in a collision*
*when compared to the same car seat without L.S.P. extended

Magnetic Buckle Holders
For easy entry and exit from the seat

Cup Holder
Dishwasher safe and can be positioned on either side

12-position, Height-adjustable Headrest
With no-rethread harness