The CYBEX Base One is a secure base for the Aton S2 i-Size infant car seat that adds extra safety and stability. It has individually rotatable ISOFIX connectors and a height-adjustable load leg.

The Base One adds extra safety and stability. The one-click installation makes it safe and simple to take your car seat in and out of your vehicle. There are also installation indicators to help you get the base set up successfully, letting you know when it’s safe and ready to use.