The Castles & Crusades Slipcase comes complete with the C&C Players Handbook, C&C Monsters & Treasure and the C&C Castle Keepers Guide. The slip holds all three books snuggly, but we know you use your books all the time! So the slipcase comes thumbnotched on either side for easy access and there's an additional space at the top of the books to allow even easier access. The case is made of 80 pt. graphic board, is heavy, durable. Source: Publisher Blurb