This is a new 3"x3" (90 x 90 cm) in "Dry Ground" finish, the tank is the same 1/100th scale (15mm) Zvezda plastic model (just primed grey) you can see also in the pictures of the other mats.

(The mat is draped over a box in these pictures...)

You'll find more details and information about these terrain mats here:

http://www.baueda.com/rtp_terrain.html#bkdp 

...and if you have any question just drop me a line at the address you'll find there!