UPPAbaby Aria Infant Car Seat Extra Base Type_Beds - Toddler Add the optional kid board

Add the optional kid board (sold separately) to accommodate 3 children

No-rethread harness for easy adjustments

Suitable from birth with infant insert in Switchback seat

and even doubling as a play space

7" encased coils with edge support

UPPAbaby Aria Infant Car Seat Extra Base Type_Beds - Toddler Add the optional kid boardAn 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