GRAY GRAVEL MAT - High quality static grass mats featuring a natural 3mm tall grass nap. Easily cut to shape with scissors. Realistic color tones. Non-fading. Flexible paper backing follows a very intricate terrain contour. RECOMMENDED ADHESIVES: For applying to insulation foam, use UNDILUTED Elmers yellow carpenter's glue. Yellow glue also contains a low-moisture content which also reduces puckering. DO NOT USE ELMERS WHITE GLUE. 29-1/2" x 39"; (O-Scale vehicle and figure not avaliable through Scenic Express).