AIM Sports Inc Black Rubber Cleaning Mat Black Large. The large durable rubber surface is ideal for protecting your guns during maintenance preventing marring the surface finish. Integrated ridges help to retain small parts and prevents oils/solvents spills from making a mess on your work surface. The mat also features 4 built-in magnets at each corner to keep small parts like action screws and roll pins from being misplaced. Specifications for AIM Sports Inc Black Rubber Cleaning Mat: Manufacturer: AIM Sports Inc Color: Black Fabric/Material: Rubber Package Contents: AIM Sports Inc Black Rubber Cleaning Mat AIM Sports Inc CM-OTRBLK: Black Rubber Cleaning Mat Black Large