jsx-good.js

const CustomerRow = ({ customer: { name, email } }) => (
  <div className="ustomers-grid__row">
    <div className="ustomers-grid__row-name">{name}</div>
    <div className="ustomers-grid__row-email">{email}</div>
  </div>
);

const Customers = ({ customers }) => {
  const list = customers.map(customer => (<CustomerRow customer={customer} />);
  return (
    <div className="customers-grid">
      <Toolbar />
      <Grid rows={list} />
    </div>
  );
};