The product is a textbook titled “Understanding Periodontal Diseases: Assessment and Diagnostic Procedures in Practice” by authors Angela D. Gilbert and Iain L. C. Chapple. Published by Quintessence Publishing Company, Incorporated, this hardcover book is part of the Quintessentials of Dental Practice Ser. The textbook covers the subject area of dentistry, specifically focusing on periodontics, and provides detailed information on diagnosing and treating periodontal diseases. With 174 pages, this book serves as a valuable resource for students and professionals in the dental field seeking to deepen their understanding of periodontal care.