<http://schema.org/image>
<http://mediav2.harveynichols.com/catalog/product/cache/1/list_image/9df78eab33525d08d6e5fb8d27136e95/5/8/586908_black_1.jpg>
<http://www.harveynichols.com/en-hk/brand/roxxlyn/156397-vulcano-dust-slate-macbook-air-11-overlay/p2718300/>