What does ‘i-Size’ mean?

The second phase of UN R129 contains different categories: the ‘i-Size booster seat’ category and the ‘specific vehicle booster seat’ category.

The ‘i-Size booster seat’ category ensures you that a booster seat in this category fits in all positions in a vehicle that have an i-Size marking themselves for a child’s stature height up to 135 cm. Additionally, it allows for a maximum width of 44 cm for the booster seat and requires stowable ISOfix connector arms, so that the booster seat can be installed both with and without ISOfix.

My car is not on the i-Size car list, can I use a i-Size product?

When the vehicle seat is marked with an i-size label you can use any i-size marked child safety seat on this vehicle seat. When the vehicle seat is marked with an isofix label, you have to check the car list of the i-size child safety seat if the specific vehicle (seat position) is mentioned in this list. If yes, then you use the child safety seat. If not, consult BeSafe

Is it ok to have both ECE r 44 04 and i-Size product in my car?

As long as ECE R44 04 is allowed by National legislation you can use both ECE r 44 04 and i-size products in your car. This will be at least till 2017. ECE r44 04 products with isofix do have a car list to explain in which vehicle (seat position) the child safety seat can be used.

Is an i-Size child safety seat more safe than the ECE r44 04 child safety seat?

I-size offers a more complete and up to date set of safety criteria, which gives a better guarantee that i-size child safety seat are safe. (For example: side impact criteria, measurement of head acceleration). The safety level of ECE r44 04 child safety seat can be at the same level when these criteria (amongst them: side impact protection) have been taken into account with the design of these seats. To comply with i-size the child safety seat have to offer for example also long floor supports and special labels BeSafe child safety seat have been designed with side impact protection and to a high safety level and do offer a comparable safety level to i-size child safety seat.

I have ISOfix in my car, can I use the i-Size child safety seat?

When the vehicle seat is marked with an i-size label you can use any i-size marked child safety seat on this vehicle seat. When the vehicle seat is marked with an isofix label, you have to check the car list of the i-size child safety seat if the specific vehicle (seat position) is mentioned in this list. If yes, then you use the child safety seat. If not, consult BeSafe.

Can BeSafe guarantee the usage time of the seat? (ref 15 months)

In i-size it is mandatory to transport the child rear facing till 15 months. A child safety seat has to facilitate a stature height till 83 cm. which is representative for 15 months. A child safety seat with stature height of min. 83 cm. guarantees the usage till 15 months. When a child safety seat offers only a max. stature height of 75 cm. (very normal for an infant seat), the parent has to use another rear facing child safety seat which offers a stature height till at least 83 cm.

Is the classification of i-size products in fixed stature height ranges?

No the stature height range can be defined by the child safety seat manufacturer. The range is defined by the inside dimensions of the child safety seat and the dummies which are used to test the child safety seat. The stature height limit of 105 cm. will be used a lot in practice, since this is the upper stature height which is tested with a Q3 dummy.

Can I use ECE r 44 04 products in an i-Size car?

As long as ECE R44 04 is allowed by National legislation you can use both ECE r 44 04 and i-size products in your car. This will be at least till 2017. ECE r44 04 products with isofix do have a car list to explain in which vehicle (seat position) the child safety seat can be used.