public function getProductVats($blFormatCurrency = true)
    {
        $aVats = [];
        if ($this->oxorder__oxartvat1->value) {
            $aVats[$this->oxorder__oxartvat1->value] = $this->oxorder__oxartvatprice1->value;
        }
        if ($this->oxorder__oxartvat2->value) {
            $aVats[$this->oxorder__oxartvat2->value] = $this->oxorder__oxartvatprice2->value;
        }

        if ($blFormatCurrency) {
            $oLang = \OxidEsales\Eshop\Core\Registry::getLang();
            $oCur = \OxidEsales\Eshop\Core\Registry::getConfig()->getActShopCurrencyObject();
            foreach ($aVats as $sKey => $dVat) {
                $aVats[$sKey] = $oLang->formatCurrency($dVat, $oCur);
            }
        }

        return $aVats;
    }