Vista allows for multiple second seat configurations. The Lower Adapter for Maxi-Cosi®, Nuna® and Cybex allows you to attach compatible infant car seats to the secondary position on the Vista. Simply snap your infant car seat into these adapters and you’re ready to stroll. Features:-Compatible with Maxi-Cosi® Mico Max 30, Mico NXT, Mico AP, Nuna® PIPA™, PIPA™ lite, & PIPA™ lite lx, Cybex Aton, Aton 2, Aton Q, Aton M, (NOT compatible with Maxi-Cosi Prezi) -Color-coded dot indicators to ensure proper installment -Stroller folds with the adapters on -For Vista (2015 - 2019) / Vista V2 strollers