Check out below products in 2 columns. The product image does not appear to stretch to full box size because in woocommerce/settings/Catalog it has been setup for 280px width. If you want this kind of product display on your website you can change width to 425px.
Wider display of products. See above Notes please, also note this page was built using woocommerce shortcode, for standard Shop page , click on Shop Main link.