1- No cancellation or change is allowed after ordering. 2- The order must be opened while the courier is present. 3- Refunds in case of a defect are only possible during the presence of the courier (without paying shipping costs). 4- Refunds in any other case are only possible during the presence of the courier (with paying shipping costs). 5- Exchanges are available upon notification on the same day. 6- If you face any problems, please call our help center 7- If you wish to return after the courier has left, returns will be made through our branches only.