Pathfinder Flip-Mat: Bigger Pirate Ship: - Rules of Play says:

The only thing worse than a pirate ship on your tail on the high seas is an EVEN BIGGER pirate ship! Whether your heroes decide to board the enemy vessel or purchase a sprawling ship of their own, Pathfinder Flip-Mat: Bigger Pirate Ship has you covered. Each side of this Flip-Mat features views of an enormous sailing ship and its decks. Don't waste your time sketching when you could be playing. With Pathfinder Flip-Mat: Bigger Pirate Ship, you'll be ready next time your players decide not to turn tail and run and meet those pirates head-on! Pathfinder Flip-Mat: Bigger Pirate Ship measures 27 by 39 inches, which gives you 45% more gaming space than the standard Pathfinder Flip-Mat. On tabletops across the world, the Flip-Mat Revolution is changing the way players run their fantasy roleplaying games! Why take the time to sketch out ugly scenery on a smudgy plastic mat when dynamic encounters and easy cleanup is just a Flip away?