The abc deisgn isofix base combined with the abc design group 0 car seat achieves optimum protection through the use of isofix fittings the base unit is fixed into the vehicle using the isofix anchor points allowing the group 0 car seat to be simply secured with minimal effort whilst the car seat can be flexibly removed the basis unit remains fastened in the vehicle without the constant need for attaching using the vehicles 3 point seatbelt please ensure that your vehicle has isofix point