An extra Aria Infant Car Seat base allows you flexibility and ease of travel. Ideal for multiple family vehicles – no more swapping car seat bases between relatives, babysitters or spouses! 
 EXTRA BASE:  An extra infant car seat base allows you flexibility and ease of travel. Ideal for multiple family vehicles – no more swapping car seat bases between relatives, babysitters, or spouses! 
 INSTALL IN SECONDS:   We make installation quick and simple for you by combining our SmartSecure system, auto-retracting LATCH design, bubble level indicators, red to green visual indicators, plus four-position adjustable foot. 
 INCLUDED LOAD LEG:  The adjustable load leg adds stability and increases overall safety through limiting forward rotation during a front collision to reduce the chance of a head or neck injury. 
 ANTI-REBOUND+ PANEL:   The anti-rebound+ panel provides increased safety and protection by limiting the rotation and movement of the car seat in the event of a rear-impact collision. 
 SEAT BELT INSTALLATION:   Built-in lock-off for secure seat belt installation. 
 FINISHED BOTTOM:   The smooth, finished base bottom won’t damage car interiors. 
 COMPLIMENTARY CONSULATIONS:   Schedule a one-on-one virtual consultation with a Certified Technician from the UPPAbaby website for product support, car seat checks, or service appointments. 
 COMPATIBILITY:  Fits UPPAbaby Aria or Mesa Max Infant Car Seats. Not compatible with Mesa and Mesa V2 models. Infant carrier not included.