The met elfo kids helmet has been specifically designed to suit the youngest of riders the unique shape offers greater head coverage at all angles the back of the kids helmet is almost vertical to allow the child to sit up straight in a child seatcarrier as well as the bimbi secure geometry to ensure that any shock absorption is taken care of well away from the fontanels by eliminating any contact between the helmet this area of the skull doesn39t fully close until after the first ye