Four of the five failing seats were downgraded solely due to pollutants found in the seat covers or shoulder pads that could pose long-term health risks. Besafe iZi Go Modular X1 i-Size
TCS and ADAC test textile parts for chemicals like , flame retardants , and polycyclic aromatic hydrocarbons (PAHs) . While these may not cause immediate injury, they can be harmful through long-term skin contact or ingestion if a child sucks on the seat parts. Expert Advice for Buyers
In the spring 2021 child seat test conducted by in collaboration with the ADAC , five out of 26 tested models failed with a "not recommended" (mangelhaft) rating. While most seats exceeded legal safety standards, these five models were flagged primarily due to high levels of harmful substances in their materials, with one also failing critical crash safety tests. The "Fail" List: 2021 TCS/ADAC Results 2022---TCS-child-seat-test-2021--five-fail
: Ensure the seat meets the latest R129 (i-Size) standard, as the older R44 standard is being phased out.
: This was the only model to ; it detached from its Isofix base during a frontal crash test. Silver Cross Simplicity Plus : Failed due to high pollutant levels in the materials. Manufacturer Responses and Actions Four of the five failing seats were downgraded
Following the 2021 results, several manufacturers offered corrective measures for parents who already owned these seats:
: This model was found to contain the plasticizer , which is suspected of damaging the thyroid and pituitary glands. Swandoo Marie 2 : Flagged for harmful substances in the seat cover. Chicco Kiros i-Size + Kiros i-Size Base Expert Advice for Buyers In the spring 2021
: Nearly 46% of car seats are installed incorrectly. Always consult the manual or visit a certified technician for a Car Seat Checkup .