While rummaging around in the shed a couple of weeks ago I stumbled across a couple of old 12" square cork tiles. We've started to cut one up for bases, but you're more than welcome to the other one if that helps. We'll bring it along tomorrow.
Figures painted in 2016: 4 
"What this game needs is a panda with a chaingun."
"What this game needs is a panda with a chaingun."