function wc_get_formatted_variation( $variation, $flat = false, $include_names = true, $skip_attributes_in_name = false ) {
	$return = '';

	if ( is_a( $variation, 'WC_Product_Variation' ) ) {
		$variation_attributes = $variation->get_attributes();
		$product              = $variation;
		$variation_name       = $variation->get_name();
	} else {
		$product        = false;
		$variation_name = '';
		// Remove attribute_ prefix from names.
		$variation_attributes = array();
		if ( is_array( $variation ) ) {
			foreach ( $variation as $key => $value ) {
				$variation_attributes[ str_replace( 'attribute_', '', $key ) ] = $value;
			}
		}
	}

	$list_type = $include_names ? 'dl' : 'ul';

	if ( is_array( $variation_attributes ) ) {

		if ( ! $flat ) {
			$return = '<' . $list_type . ' class="variation">';
		}

		$variation_list = array();

		foreach ( $variation_attributes as $name => $value ) {
			// If this is a term slug, get the term's nice name.
			if ( taxonomy_exists( $name ) ) {
				$term = get_term_by( 'slug', $value, $name );
				if ( ! is_wp_error( $term ) && ! empty( $term->name ) ) {
					$value = $term->name;
				}
			}

			// Do not list attributes already part of the variation name.
			if ( '' === $value || ( $skip_attributes_in_name && wc_is_attribute_in_product_name( $value, $variation_name ) ) ) {
				continue;
			}

			if ( $include_names ) {
				if ( $flat ) {
					$variation_list[] = wc_attribute_label( $name, $product ) . ': ' . rawurldecode( $value );
				} else {
					$variation_list[] = '<dt>' . wc_attribute_label( $name, $product ) . ':</dt><dd>' . rawurldecode( $value ) . '</dd>';
				}
			} else {
				if ( $flat ) {
					$variation_list[] = rawurldecode( $value );
				} else {
					$variation_list[] = '<li>' . rawurldecode( $value ) . '</li>';
				}
			}
		}

		if ( $flat ) {
			$return .= implode( ', ', $variation_list );
		} else {
			$return .= implode( '', $variation_list );
		}

		if ( ! $flat ) {
			$return .= '</' . $list_type . '>';
		}
	}
	return $return;
}