1,ECE r44/04 2,ISO FIX; 3,easy to install; 4,advanced side protection Features & Advantages:Suitable for kids of 9-36KG(approximately ... 9 month to 12 years old)Suitable for ECE group I II IIIForward ... fitting to growing childWide,Damping,Foamed side wings,supply you kids better side protectionAdjustable shoulder belt,in proportion to children' ...