foreach ($cart_item['variation'] as $taxonomy => $variationSlug) {
    $meta = get_post_meta($cart_item['variation_id'], 'attribute_' . $taxonomy, true);
    $term = get_term_by('slug', $meta, $taxonomy);

    $variationTitle= ucfirst(str_replace("pa_",'', $taxonomy));
    $variationName = $term->name;
    $productTitle .= '<span class="festi-cart-product-variation-attribut">' . $variationTitle . ': '.$variationName .'</span>';
}