Cybex Sirona S
Specifications 
Seat NameCybex Sirona S
Expiration10 years
Rear Facing4 to 50 pounds
17 to 49 inches
Head 1 inch below top of headrest or seat's shell, whichever is higher
Forward Facing22 to 65 pounds
28 to 49 inches
16.5 inch top harness slots
Booster LimitsN/A
Features 
Seat NameCybex Sirona S
Fits Newborns
No Re-thread Harness
Premium Lower Anchor Connectors
Lock Offs
Anti-Rebound Bar
Additional Information 
CSFTL ReviewCybex Sirona S Review
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Retail Price$499.99