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OnBuy.com£168.30Visit shop Kinderkraft Oneto3 I-Size Child Car Seat, Base With Isofix, Top Tether, Reclining For Toddlers & Infant, Group 1/2/3, Up To 12 Years, Safety
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The Kinderkraft ONETO3 i-Size car seat is an essential safety solution for parents looking for a long-term, R129-compliant seat that grows with their child. Designed to offer maximum impact protection, this seat is ideal for those who prioritize ease of installation via ISOFIX and consistent safety standards, though its weight and fixed base design mean it is best suited for families who do not need to move the seat frequently between vehicles.
| Model Part Number | KCONE300GRY0000 |
|---|---|
| Brand | Kinderkraft |
It fits most vehicles equipped with ISOFIX anchor points and a top tether point. Please check your vehicle's manual or our compatibility list to ensure a perfect fit.
Yes, the cover is removable and machine washable, but please refer to the specific temperature and cycle instructions found on the wash label attached to the fabric.
R129 is the latest EU safety regulation for car seats, which focuses on height-based sizing rather than weight and includes mandatory side-impact collision testing.
The seat features multiple recline positions, adjustable with one hand to ensure your child's comfort during naps or active travel.
Yes, the seat uses a secure 5-point safety harness system for the child to ensure maximum restraint in the event of an impact.
Push the seat firmly towards the backrest of the vehicle seat until the connectors click into place and the indicator turns green.
Ensure that the headrest is not set to its highest position if the harness feels restricted, and check that there are no twists in the seatbelt webbing.
Locate the tensioning buckle on the top tether strap and pull the webbing until the strap is taut and the tension indicator is fully green.
Before installation, ensure your vehicle is equipped with ISOFIX points and a top tether anchor. To install, click the ISOFIX connectors onto the vehicle's metal bars until you hear a click and see the indicator turn green. Attach the top tether strap to the designated anchor point in your car and pull to tighten until the tension indicator displays green. The cover of the seat is removable and can be cleaned according to the care label instructions to maintain hygiene. Regularly inspect the harness straps for any signs of fraying or obstruction, and ensure the seat remains clear of debris that could interfere with the adjustment mechanisms.
