The product is a vintage paperback book titled "Rituel de defense" by the author Collectif. Published independently, this nonfiction activity book is written in French and falls under the genre of occultism. With 270 pages, it is intended for a young adult and adult audience, offering a comprehensive guide on how to combat negative forces in various forms. The book is a valuable addition for those interested in the esoteric and seeking knowledge on defensive rituals.