Car Seat Gr 0/1/2/3 Premium Isofix One Zy Safe Melange GreyCar seat Gr 0+ 1 2 3, suitable for children from birth to 12 years ( 0 36 kg) . As Gr0+ (0 13 kg), the child car seat is installed in the car with a 3 point safety belt or with IsoFix connectors and Top Tether. In Gr 1 ( 9 18 kg) the child car seat can be installed facing forward with a 3 point safety belt or with IsoFix connectors. Rear facing installation is permitted up to 18 kg with Isofix and Top Tether. The 5 point safety belt of the car seat