This product is a lot of 5 Codex Alera books by Jim Butcher, a fantasy and science fiction author. The books are in paperback format and were published by Ace in 2008. The series follows the narrative of the Codex Alera, set in a fictional world with a mix of fantasy elements. Written in English, these books offer an immersive and captivating reading experience for fans of the genre, providing a thrilling and action-packed storyline by the talented author.