WooCommerce - Adding <span> wrap on order item variation name

functions.php

if ( ! function_exists( 'around_wc_order_item_name' ) ) {
	function around_wc_order_item_name( $name, $item ){
		$variation_id = $item['variation_id'];
		if( $variation_id > 0 ) {
			$product_id = $item['product_id'];
			$_product = wc_get_product( $product_id );
			$product_name = $_product->get_title();
			$_name = $product_name;
			$variation_name = str_replace( $product_name . ' -', '', $item->get_name() );
			$_name .= '<span class="your-class">' . $variation_name . '</span>';
			$updated_name = str_replace( $item->get_name(), $_name, $name );
			$name = $updated_name;
		}
		return $name;
	}
}
add_filter( 'woocommerce_order_item_name', 'around_wc_order_item_name', 10, 2 );