From the release:
Quality and characteristic:
-Combine them the way you want.
-Module size is 23.5" x 23.5" with a heights of approx. 1" -3".
-Modules have a brown color, pre-colored and grassed. SF-MGT have a grey precolor and no grass. (From here you can create your personal field of war)
-Modules are light and yet stable.
-All MGTs available to Economy Price conditions, whether 4-piece or 6-piece assortment.