@sparkpost/matchbox/src/icons/expand-more.js

A design system

import React from 'react';
import Icon from 'react-icon-base';

const MdExpandMore = (props) => (
  <Icon viewBox="0 0 40 40" {...props}>
    <g><path d="m27.7 14.3l2.3 2.3-10 10-10-10 2.3-2.3 7.7 7.7z"/></g>
  </Icon>
);

export default MdExpandMore;