// Limit WooCommerce product titles​​
function astra_limit_woocommerce_product_title($title, $id = null) {
    $limit = 40; // Set the character limit you prefer
    if (strlen($title) > $limit) {
        $title = substr($title, 0, $limit) . '...';
    }
    return $title;
}
add_filter('the_title', 'astra_limit_woocommerce_product_title', 10, 2);