hard based mouse mats ?

[Hammy]

been searching about with no joy I am after a good hard based mouse mat to use when laying in bet and on the sofa etc I know razor has one but as I don't need a gaming one and was hoping to fined a cheaper one anybody come across anything ?

 

[samcat]

I use an oak chopping board.

 

[Putty]

I use an old vinyl covered clip-board - surprisingly good!