Now using Advanced Stock options for WooCommerce extension, which is officially approved by WooCommerce team. You can display out of stock badges easily. With this extension you even get an option to display out of stock message per product.
Here is the link to this NEW extension with multiple stock options; https://woocommerce.com/products/advanced-stock-options-for-woocommerce/
http://61extensions.com/shop/woocommerce-inventory-notices-extension/
This also lets you change the badge image for low stock and sold out items individually, as well as set threshold for when to display each badge.
Now using Advanced Stock options for WooCommerce extension, which is officially approved by WooCommerce team. You can display out of stock badges easily. With this extension you even get an option to display out of stock message per product.
Here is the link to this NEW extension with multiple stock options;
https://woocommerce.com/products/advanced-stock-options-for-woocommerce/
Would love to hear your feedback.