The product is a pair of handcuffs with patents, 1531451 and 1872857, made by the Peerless Handcuff Co. in the United States by The Peerless Handcuff Co. in Springfield, Mass. These handcuffs are stamped with ACJ Alachua County Jail in Gainesville, Florida and are of historical relevance as they were used by law enforcement agencies. As collectible items, they represent a piece of American history and are sought after by collectors of police memorabilia. There is no key provided. These are working handcuffs.