The Every Stage R129 0+/1/2/3 car seat is i-Size certified, making it suitable for children ages 0-12. It can be installed in a rear- or forward-?faring position and converted into a booster seat for kids aged 4 and up. No ISOFIX connectors are needed, as it is attached with a three-point belt. The Every Stage R129 has a reinforced steel inner seat shell with Side Impact Protection and Guard Surround Safety Panel technologies. Its Grow Together? and Auto Adjust? systems adjust the harness and sides while the headrest is raised, providing an perfect fit. The Tri-Protect headrest has 10 Intelli-Fit memory foam positions which can be changed with one hand. Additionally, it features deluxe cushioning, ventilation and 6 recline positions: 2 for rearward facing mode and 4 in the the foward facing. The Every Stage R129 is designed with removable, washable fabrics for easy maintenance over long periods of use and mesh pockets for convenient storage of snacks, drinks and other essentials. Featu