From the back cover:
Den of Thieves!
Whether your players are plumbing the depths of a treasure vault or escaping through a sewer, no Game Master wants to spend time drawing sites for the complex maze of s thieves' guild. Fortunately, with Paizo Publishing's latest Pathfinder Flip-Mat, you don't have to! This line of gaming maps provides ready-to-use and captivatingly detailed fantasy set-pieces for the busy Game Master. Whether it's used for a full-on invasion of a thieves' guild's headquarters or tracking down a burglar, this double-sided map is the perfect place for larcenous adventure!
Don't waste your time sketching when you could be playing. With Pathfinder Flip-Mat: Thieves' Guild, you'll always be ready to send your players into a plunderer's paradise!