finlabsindia/wp-content/plugins/booked-woocommerce-payments/fragments/booked-frontend-fields/templates-subs.php

<?php

if ( $value ):
    $value = intval($value);
    $product = Booked_WC_Product::get($value);
    ?><option value="<?php echo htmlentities($value, ENT_QUOTES | ENT_IGNORE, "UTF-8"); ?>"><?php echo esc_html($product->title); ?></option><?php
endif;