Aton ISOFIX base is easy to fit with the reassurance of green indicators when connected to ISOFIX in your car. Easy to get baby in and out of the car with no seat belt to obstruct, and a simple lock/unlock turn lever to install and release base. Also can be used in non ISOFIX cars for extra flexibility. Compatible with aton car seat. Only use in front seat if there is no active air bag. ISOFIX compatible . Ultralight, simply click and go . For use in non ISOFIX cars a quick belt tensioning device safely connects base with the car.