The product is a 1979 Portugal Macau stamp featuring a design of flowers. Specifically, it is a set of 10 Avos overprinted on 16 Avos, with a colorful multi-color image of flora. This stamp is mint hinged and has a catalog value of $13.50. The stamp is from Macau and was issued by Portugal, making it a unique and interesting addition to any stamp collection focused on Asian philately.