The product is an 11/16” Vitro Agate Superior marble in mint condition. It is a machine-made marble with a patch style design, created in the United States in 1932. This vintage toy marble is a unit quantity of 1, catering to various age levels including 12-16 years, 8-11 years, and 17 years & up. The Vitro Agate brand and artist add unique value to this collectible piece from the pre-1970 era.