Good quality / price ratio for this car seat, highly rated in crash tests ADAC / TCS. Despite the Isofix base, the seat back "moves" not bad taste of my son, and the slide badly seatbelt in the belt guide the headrest. In addition, the seat being very broad, impossible to use the cup rests, it will not pass side door, and encroaches too much on the seat on the other side! But he's comfortable enough air for long journeys, and adjustments for height and width should allow to use long ...