I took the cover off, washed it in the washing machine and put it back on. The whole thing was quite easy.

The seat does not separate from the attachment. It is not a maxi cosy.

Hello, the seat fits well on normal back seats. If you have any doubts, it is better to buy from a specialist dealer and try it out on site.

According to the manufacturer, no. (This information is however without guarantee. To be sure we advise you to contact the manufacturer directly).

Hello! The seat is mounted on the docking station and cannot be removed as far as I know. So it comes with the docking station. However, as I said, it is part of the seat.

The Britax Römer Dualfix2 R is attached to the car using the Isofix system.

Hello, On a 4 Series, this seat is only compatible on the rear seats. The front passenger seat lacks the isofix fixings at the base of the seat. The seat is only compatible with the rear seats of a 4 Series.

According to our information, it is included with the seat. The maximum weight is 18kg.