Gray markets and champagne

What will be an ideal response?

The goods have been manufactured by or under license of the brand owner and therefore are not counterfeit, but they may have been formulated or packaged for a particular jurisdiction and are imported into a different jurisdiction in contradiction to the brand owner's intention.
Exhaustion of IP rights refers to the extent to which an intellectual property (IP) rights holder can control the distribution of its branded goods. According to the concept of exhaustion, once an IP rights holder sells a product to which its IP rights are attached in a particular jurisdiction, the rights holder must allow the resale of that product in that jurisdiction. The trademark rights covering the product have been "exhausted" by the first sale.