No Questions Asked, 100% money back guarantee without any restocking fees if dissatisfied. Item (s) have to be returned for a refund within 7 days after receiving it and must be returned in their original, conditions with the certificate (if any). Damaged goods will not be accepted and will be returned to the sender. For International Buyers, please return by Registered Air Mail. Domestic buyers Therefore requested to contact us before sending back any item for all important instructions USPS can’t track once it left USPS territory. It only shown “in transit”, or in some cases it will say “in transit to destination”. It cannot not tell whether customer receives it or not because it can’t track. If you agree once the packages leave US territory, we no longer responsible for the package,.