With the Isofix IQ base, you don't have to worry about whether your baby is traveling in a well-attached seat: a visual and audible signal informs you when the seat is correctly mounted on the base. Thanks to the Click & Drive system, installing the seat correctly is quick and easy. Our product fits Avionaut Pixel , Avionaut Pixel PRO , Avionaut Cosmo , Avionaut Aerofix i Avionaut Aerofix RWF - so you don't have to buy a new base when your child grows and you switch to a new seat.