Aton B i-Size

All-round safety


UN R129



45 cm - 87 cm


Max. 13 kg


From birth up to approx. 24 months

Car compatibility

Is this the right seat for my car?

Find out here
Aton B i-Size Volcano Black Aton B i-Size Dynamic Red Aton B i-Size Steel Grey Aton B i-Size Bay Blue

Aton B i-Size Infant car seat

The Aton B i-Size delivers effective travelling safety for your baby from birth up until 24 months.

An XXL UPF50+ sun canopy supplies shade and a height-adjustable headrest can be customized to fit your growing child. Linear Side-impact Protection safeguards in the event of side collisions, and additional safety and stability is provided by the Base M - also compatible with the Sirona M2 i-Size when baby gets older. Easy to handle outside the car, it weighs just 3.9 kg and can be attached to any CYBEX or gb stroller. Ready for action from day one, the car seat’s removable newborn inlay lets even the tiniest passengers lie in an ergonomically improved position.

Linear Side-impact Protection

XXL sun canopy

11-position height-adjustable headrest