One 3
The only Plus Test certified ISOFIX seat on the market allowing rear-facing travel up to 7 years of age (61-125cm/23kg). Secure installation in less than 30 seconds. Adjustable legroom after installation up to 30cm.
Age: 0 – 7 years
Weight: 0-23 kg
Height: 61–125 cm
Installation: ISOFIX
Certificate: UN R129
- SAFETY
- LONGEVITY
- HANDLING
- INSTALLATION
- DESIGN
- COMFORT


The test winner
Axkid ONE has received numerous awards and achieved the world’s biggest safety test ADAC. Additionally, it has passed the Swedish PLUS Test, considered to be the toughest collision test in the world.














Useful information
| Width | 44 cm |
| Height: | 76 cm |
| Depth: | 54 cm |
| Adaptable front brace feature position | Yes |
| Seating depth | 32 cm |
| Seating to buckle | 18 cm |
| Support leg max. | 52 cm |
| Support leg min. | 26 cm |
| Adjustable support leg positions | x 14 |
| Weight: | 10 kg |
| Approved age: | 0-7 years |
| Approved weight: | 0-23 kg |
| Approved length: | 61-125 cm |
| Attachment: | ISOFIX |
| Harness: | 5-point internal |
| Seat ventilation: | Yes, holes |
| Removable cover | Yes |
| Machine washable cover: | 30 degrees |
| With insert for children between 61 to 105 cm | |
| ASIP is included |
ONE+3 is approved from 40 cm, while ONE 3 is approved from 61 cm. Therefore, an additional insert is included with the purchase of the plus model, which enables the use of the seat from birth.
| Product lifetime* | 15 years |
| *This information is based on tests defined by Axkid and carried out in external laboratories. These tests confirm that the product is designed and tested to last for the stated period under normal use. Please note that this is not an independent certification. | |
| Product weight* | 10,0 kg |
| *Weight stated without packaging and accessories. This figure is provided for transparency and does not indicate environmental performance.* | |
| Recycled materials* | 30,9%* |
| *The percentage shown comes from a third-party verified Environmental Product Declaration (EPD). It refers only to the share of recycled material in the product, not its overall environmental impact. Full details are available in the EPD document. Show EPD (One 3) | |
| Emissions During Product Manufacturing* | 97,8kgCo2e* |
| *The figure comes from a third-party verified Environmental Product Declaration (EPD). It shows the product’s greenhouse gas emissions (in CO₂ equivalents) from materials, manufacturing, and assembly. This value does not include emissions from transport, use, or end-of-life. Complete life-cycle data is available in the EPD document. This value is provided for transparency and comparability only. Show EPD (One 3) |
BE SEAT SAVVY












