const ButtonArrows = ({leftArrow, rightArrow, ...props})
  const prevButton = (
    <Button
      aria-label="Previous",
      icon={leftArrow}
    />
  );

  const nextButton = React.cloneElement(prevButton, {
    //this is where the problem is:
    aria-label="Next",
    icon={rightArrow}
  });

  return(<div {...props}>{prevButton}{nextButton}</div>);
}