The infant car seat "Rock" which conforms to the latest safety standards is Maxi-Cosis second i-Size infant car seat on the market. It is suitable for children with a size of 45 to 75 cm. Maxi-Cosi's infant car seat is part of the 2WayFamily concept and is to be attached to your car in a rear-facing mode only. Attaching the infant car seat by using the 2Way Fix Base (not included in delivery!) is recommended. The i-Size norm is maintained with only one click. Thanks to Isofix, this is the safest, fasted and easiest way to attach the Maxi-Cosi Rock to your car. Alternatively, the infant car seat Rock can be fastened with your cars own seat belt and then conforms to the norm ECE R44/ 04., , This comfortable infant car seat comes with a cosy seat insert which is perfect for the first weeks and months of your little one. It embraces your child and provides both a superior lying position and additional protection. The particularly soft padding adds some extra comfort. Innovative, shock-absorbing materials on the upper side wings provide maximum safety in case of a side impact. An integrated five-point harness with soft pads keeps your little one well protected from the very first day on. A sun canopy supplies your child with privacy and a shady spot. With the 2WayFamily concept, Maxi-Cosi offers a trio that features maximum security. The infant car seat Rock is part of this trio. According to the i-Size norm for babies and infants, driving in a rear-facing mode is mandatory. On the basis of latest scientific evidence Maxi-Cosi incorporates strict safety standards that feature an improved protection in case of a side and front impact. That is why, we recommend you to use the Maxi-Cosi Base 2Way Fix as well as a rear-facing car seat that follows the infant car seat.