If your looking for the highest quality interlocking matting that can be used in ultra high traffic areas and also in areas where plant and pallet trucks are passing then this is the product for you its super pressed heavy duty rubber has a cross bound construction and with a weight of 92kg per sqm this matting will last for 30 yearsas can be seen in picture 4 it also has a semi hollow base construction providing a rock solid matting area but with a soft cushioning effect to provide high clas