Solution Z-Fix is designed to grow up with your child, adapting to their changing needs. Equipped with 12 height settings and automatic width adjustment, the head and shoulder protectors can be adjusted to meet each child’s individual space requirements. These are quick and easy to adjust with only one hand. The patented, reclining headrest keeps your child’s head in the safety zone at all times. Ensuring your child’s comfort even when driving on hot days, the seat’s air ventilation system cools down the seat to a comfortable temperature.