A friend of mine pointed me at this little item:
“Sketch, draw, scribble or write a message; you have an empty slate to make your own design; Holidays, parties and events just got a lot more fun”
I can think of plenty of parties that would have fun with this!
You machine wash it to clear it, so it’s not a real replacement for a battle mat, but the gamer coolness factor is awfully high. I have this sneaking desire to line a cloak with one of these.