The product is a grammar book titled "Dine Bizaad: Speak, Read, Write Navajo [English and Navaho Edition]" by author Irvy W. Goossen. Published in 1995 by Salina Bookshelf in the United States, the book focuses on Navajo language translation to English. It is designed for individuals interested in learning and understanding the Navajo language, covering speaking, reading, and writing skills in both English and Navajo.