// Adds image to WooCommerce order emails function w3p_add_image_to_wc_emails( $args ) { $args['show_image'] = true; $args['image_size'] = array( 100, 50 ); return $args; } add_filter( 'woocommerce_email_order_items_args', 'w3p_add_image_to_wc_emails' );