ASAP Woocommerce WP - show list of specific attribiutes and highlight selected one

Job ID: 32005255

Budget: $10 – $30 USD

Time: ASAP

I would like to show specific list of attributes and highlight selected one by adding class "active".
Selected can be only one attribute (in the screenshot is black one), user is selecting it in Product > Attributes.
is not linking anywhere, just for info what type of product is it.
Related categories: PHP JavaScript WordPress HTML WooCommerce