OSI helpcenter
return
For most articles, Rosenberger OSI offers a right of return within 14 days after receipt of the products. Products made to order (marked as desired lengths) cannot be accepted as returns.
https://osi.rosenberger.shop/en/OSI-helpcenter/return/What-right-of-return-do-I-have
Wenn Sie die Bestellung als Gast aufgegeben haben, können Sie eine Rückgabe über das entsprechende Formular starten.
If your return is due to an error on our part (e.g. if you have received a wrong or defective item etc.), Rosenberger OSI will pay all shipping costs. Otherwise, you must pay the costs for returns.
https://osi.rosenberger.shop/en/OSI-helpcenter/return/Are-there-any-shipping-costs-for-the-returned-item-s
We will refund the returned items using your payment method, e.g. to your credit card, PayPal, etc.
https://osi.rosenberger.shop/en/OSI-helpcenter/return/How-do-I-receive-a-refund