I'm super happy with the seat. It can be attached easily to the base Family Fix. By green luminous pilot lamps Proper installation is ensured forwards. The seat can be easily adjusted to the height of the child passenede. When you open the buckle, the shoulder straps automatically go to the outside, so the child can easily remove it from the seat. But the very best is the rest position, which can einehmen the seat, just great. This is one of the major pluses for me. When our first child we had a child seat which was to attach with Isofix, but not to adjust further. Once the child was asleep, it sagged and his head fell forward. You could not adjust the different seat, it was an absolute disaster. The Maxi Cosi Pearl in the reclining position our sweet slumber almost as beautiful as relaxed in her bed ...