The Be Safe iZi Go Modular X1 i-Size Car Seat in Fresh Snow White Cab has 3 features: Dynamic Force Absorber, Newborn Hugger and a headrest design. Newborn hugger: Soft newborn hugger with a cleverly placed wedge for stability, support and an optimized recline angle for newborns. New headrest: Support for the smallest, space for the tallest. The newly designed headrest area of the Be Safe iZi Go Modular X1 i-Size provides your growing child with more internal space while keeping them protected. For small babies, the back area of the h adrest is just as narrow as in the previous model to support their head ideally. When your baby grows, the triangle-shaped headrest opens up and gives your baby the space their head needs. Dynamic Force Absorber: A state-of-the-art solution in the head area of the seat?s side wings. It gives optimal protection for little one's head and neck. It?s made of special materials and a construction of different flex-zones, which absorb forces in a side-impact, th