content: import React from 'react';
  import Col from './Col';
  
  const Breadcrumb = ({ children }) => (
    <nav className='row'>
      <div className='nav-wrapper'>
        <Col s={12}>
          { renderChildren(children) }
        </Col>
      </div>
    </nav>
  );
  
  const renderChildren = (children) => {
    return React.Children.map(children, (item) => {
      return React.cloneElement(item, { className: 'breadcrumb' });
    });
  };
  
  Breadcrumb.propTypes = {
    children: React.PropTypes.node,
    cols: React.PropTypes.number
  };
  
  export default Breadcrumb;
  