The Dual-Sided Wet Marker Reversible Terrain Map is made from silicone and measures 20" x 20".

Its dual-sided design features one-inch grids on one side, and hexes on the other side. It is rollable, foldable and portable, making it a more convenient and transportation-friendly solution for gamers everywhere. It's also wet erasable, so your game maps won't smudge during game play!