The product is a Peruvian 5c postage stamp issued in 1919, featuring a blue and black design with the unique EFO variety of an inverted head with double impression (see the name:  A. B. LEGUIA). This stamp is in Mint Never Hinged quality and has been graded as Very Good. It is a collectible item that represents a piece of Latin American postal history and is a valuable addition to any stamp collection.