Britax Römer KIDFIX i-SIZE Highback Booster Seat Car Seat Categorization: i-Size | Child Height: 100-150 cm | Age: 3.5-12 years approx. The Britax Römer KIDFIX i-SIZE is the latest innovation in car seat safety and comfort, designed for children from 3.5 to 12 years (100-150 cm). Developed in partnership with leading car manufacturers, this highback booster seat exceeds the rigorous i-Size safety standards, ensuring optimal protection and a comfortable journey for your child every time. Expertly engineered with your child's safety and comfort in mind, the KIDFIX i-SIZE features advanced technologies such as XP-PAD, SecureGuard, and SICT to provide comprehensive protection from frontal and side collisions. Its ergonomic design and carefully placed air ventilation ensure long-lasting comfort. Lightweight and sustainably manufactured in Germany, this car seat reflects Britax Römers commitment to safety, quality, and environmental care. Whats Included KIDFIX i-SIZE highback booster seat