Wings of War - Player Mat West

From the Publisher's website:-

Wings of War Game Mats can be used as scenario maps for reconnaissance and bombing missions, or as convenient table coverings to enhance your Wings of War experience, immersing you deeper in the rich tapestry of epic duels and heroic effort that took place in the skies during World War I, the birthplace of aerial combat. The mats are large, 98 x 68cm (38.6 x 26.8in), about the size of an average poster, made of a durable rubber foam with fabric bonded to the top, similar to a mouse pad.

The mats can be used separately or combined with the other half to create a larger battle