This single sided acrylic overlays are compatible with Terraforming Mars player mats. 

The listing includes a set of five acrylic overlays only. The overlays do not require assembly and ready to use out of box. Just peel off the protective film and place the overlay over the mat.
This overlay has no backboard and not adhesive. Please use adhesive spray or double-sided adhesive tape if you want to glue the overlay to the player mat.

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Product Features:
- Single sided overlays are significantly smaller, lighter, and cheaper than the double sided ones.
- Overlays do not require assembly and ready to use. Just peel off the protective film and the overlay is ready to use
- Solves problem of keeping multiple cube markers on place during the game
- Made of 1/8" acrylic or 1/16" acrylic 
- Weight of one overlay is 60 g (0.11 pound) for 3 mm thickness and 30 g (0.055 pound) for 1.5 mm
- Dimensions 220x160x3 mm (8.6" x 6.3" x 1/8")

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PLEASE NOTE:
- The game is not included.