was not just easy to assemble, because the adhesive film is a bad gefrickel - and unfortunately does not use on painted metal (ie the corners of heitzkoerpers) and after 14 days the edge protectors are then all dropped successively. without the heating in between would be to have - and even without our baby she would have runtergepult. that's stupid, because they are just small enough that he can put quite in the mouth - I think that's dangerous. can only advise you to buy at least bigger ...