Jianying Ji wrote on Sun, Jul 13, 2008 03:48 PM UTC:
If you don't mind a bit of cutting, buy battle mats from chessex. You get
23x26 for $13.95, which means you get 4 10x10 boards, by cutting it up. so
that averages to about $3.49 per 10x10 mat. or 6 10x8 boards for average of $2.32 per board.
http://www.chessex.com/mats/Battlemats_Megamats.htm
you can also buy reversible mats and double your pleasure for about 50% more in cost.
http://www.chessex.com/mats/Battlemats_MegamatsReversible.htm