The product is a 5-piece set of Funk and Wagnalls Encyclopedia Year Books covering the events of 1989-1998. Published by FUNK international GmbH & Wagnalls Company in New York, these hardcover encyclopedias are in English and authored by Norma H. Dickey, Leon L. Bram, and Robert S. Phillips. The set provides comprehensive reference information on a variety of subjects, making it a valuable resource for students, professionals, and individuals seeking detailed insights into the events of the late 20th century.