The product is a set of two softcover manuals titled "Guided Missiles Fundamentals - AFM 52-31 - 1972 Air Force Manual Vol I And II" published by the U.S. Air Force in 1972. These manuals, originally printed in 1964, provide a comprehensive guide to military and war topics with a focus on guided missiles. Illustrated with English text, these manuals are a valuable collectible piece for enthusiasts and scholars interested in military history and technology.