Ground Protection Mats 4×8 ft Black. They range in size from 6 to 8 feet long ways and 2 to 4 feet in width. Most are 1/2 inch thick. Depending upon their size, these weigh between 33 and 86 pounds. Best Selling mud ground ver boards-Ground Protection Mats Get Price 1.5 inch heavy duty hdpe ground protection pads-Ground