From publisher blurb:
Astonishing Races: Dog-Faced Kobolds gives the kobold a full-racial review and expansion, emulating the style of the “Core Races“ as detailed in books like the Pathfinder Roleplaying Game: Advanced Race Guide and others.
Astonishing Races: Dog-Faced Kobolds aims to give players of this iconic and evil diminutive race immersive, world-neutral materials and support for almost any kind of play. Included are new and expanded options for alternate racial traits and subtypes, favored class options for all the base, core, hybrid, and occult classes, and a racial archetype. The book also has new racial rules for race equipment, feats, traits, magic items, spells and more!
So if you’ve ever wanted to play a seaborn or house kobold, a beast training kobold with a swarm collar, or just take your little kobold to the next level, Astonishing Races: Dog-Faced Kobolds is the book for you!