Aton B2 i-Size
- Age max. 2 yrs
- Weight max. 13 kg
- 45 - 87 cm
521003589 (Black)
Product Details
Specifications:
- From birth up to approx. 24 months
- Child height: 45 – 87 cm
- Child weight: Max. 13 kg
- i-Size Norm UN R129/04
Safe. From day one.
Presenting the new Aton B2 i-Size infant car seat. Developed according to the latest safety standards, it features Linear Side impact Protection which protects your baby while traveling. A removable newborn inlay and height-adjustable headrest ensure maximum comfort during your child’s first two years. At 3.8 kg, the Aton B2 i-Size isn’t only lightweight, but easy to handle and is compatible with CYBEX strollers and other select brands. The foldable USF50+ XXL sun canopy of the Aton B2 i-Size protects against the sun and wind. With this car seat you and your baby can get from A to B safely from day one.
Care Instructions:
- Fabric covers machine washable at 30°
Product Compatibility:
- Base One
- Insect Net
- Rain Cover
- Summer Cover
- Sun Shade
- ISOFIX Guide
- SensorSafe 4-in-1 Kit
¹ Compared to the same seat without L.S.P. in a side-impact test according to ADAC criteria.



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Measurements
- Length
- 660 mm
- Width
- 440 mm
- Height
- 390 mm
- Weight
- 3.8 kg

What is included?
- Aton B2 i-Size infant car seat
- Newborn Inlay
- User guide (Quick-start guide & digital guide access)
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How do I know if my car seat is suitable for an aircraft?
Will the car seat fit in my vehicle?
Is it ok to keep using a car seat after an accident?
My car seat is faulty, how can I get it repaired?
How do I correctly secure my child in the seat?
How can I clean my car seat?
How do I know when my child needs to change to the next car seat?
Can I also use the infant car seat without the base?
When should I remove the newborn inlay?
Where can I get replacement parts for my product?
Can I wash the newborn inlay and car seat cover in the washing machine?
Can I also use the infant car seat in a car without ISOFIX anchorage points?
Can I use the car seat on laterally-facing vehicle seats?
Where should I install a car seat in my car?
When I install the car seat using the vehicle belt, my baby’s head nods forward onto his/her chest even though the seat appears to be positioned horizontally. How can I prevent this?
How should the headrest be adjusted?
Can I use the car seat on rear-facing vehicle benches (e.g. in vans or minibuses)?
Can I install this infant car seat on the front passenger seat?
When does a car seat expire?
Can I use the car seat even when the side airbag is activated?
What should I consider before flying with an infant?
The car seat is approved in compliance with the i-Size standard (UN R129). What does this mean?
What kind of clothing should my child wear when seated in the car seat?
When will a child grow out of this infant car seat?
Do I need a newborn inlay for a car seat?
Warranty Claims
If you need to claim your warranty, please contact the original retailer where you purchased your CYBEX product.
If you purchased your product directly from the CYBEX Online Shop, please use our Contact Form to get in touch with us.
Spare Parts (outside Warranty)
If you are looking for spare parts and your product is no longer under warranty, please contact any authorized CYBEX retailer in your area. You can find one using our Store Locator.
Not sure if you're still under warranty? In that case, feel free to contact us – we're happy to help.
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