The product is a pair of Birkenstock Birki sandals in tan brown, made in Germany. These slip-on sandals have a UK shoe size of 5.5, US shoe size of 8, and EU shoe size of 39. The upper material is leather, and they are part of the Birkenstock Birki product line. Perfect for both men and women, these sandals offer comfort and style with their classic design and durable construction.