Optia is the group i seat that completes the recaro shuttle system privia 40group 04341 optia 40group i41 and the recaro fix base suitable for use between 9 and 18kg approximately 9 months up to 4 and a half years old optia requires the recaro fix base for installation in your vehicle which ensures a secure and stable fit every time with colour indicators to confirm the correct installation with advanced side protection recaro smartfit elements and the seat cast in one sle