The return of goods of improper quality is at the seller's expense. The regional support service will provide a prepaid shipping label in response to your return request. Product exchange or refund is possible in the following cases:

• The product packaging is damaged, broken, or contaminated
• The product has an unusual smell, color, or taste
• The product is damaged, broken, or defective
• The product does not match the description (e.g., in volume or quantity in the package) or arrived incomplete
• The product was not delivered or was sent by mistake.