Mar 07, 2022 · Mar 04, 2022 · Mar 03, 2022 · Ground protection mats, access mats, heavy-duty plastic mats, or HDPE mats--they have a lot of names and even more uses. Light in weight, but heavy duty, the secret is the HDPE (High Density Polyethylene) plastic. HDPE is designed to bend but not break and, depending on the terrain, can withstand up to a 60 ton load.