Marbig Tuffmat Chairmat Polycarbonate Keyhole 1200 X 1500Mm ClearDescriptionSpecificationsShipping Ideal for any size office, frequent to heavy use Suitable for any carpet thickness The strongest and most durable chair mat on the market Made from polycarbonate, the same material used to make bullet resistant glass and jet fighter cockpit canopy Fire resistant, odourless and emission free Perfect for protecting carpet from heavy machines, chairs and high traffic areas Notched stud design ensures carpet grips for