Skid Plate Foam, 8" X 10" X 2", Charcoal, This Light Weight Open Cell Polyurethane Foam Is Used To Displace Dirt And Mud Between The Engine And Skid Plate, Gear Shifter, Brake Pedal And Linkages Where Mud Can Pack And Interfere With Controls. Can Also Be Used Polyurethane Foam Is Used To Displace Dirt And Mud Between The Engine And Skid Plate, Gear Shifter, Brake Pedal And Linkages Where Mud Can Pack And Interfere With Controls. Can Also Be Used For Fuel Tank Baffle Foam