Diamond pattern cleats on both sides are available Our Severe-Duty 1/2" Thick High Density Polyethylene (HDPE) Arbormats Support 60 Tons of Weight. Cranes, Trucks, Chippers, Skid Steers or Stump Grinders. Diamond pattern cleats on both sides are available reduce slippage, or single sided to avoid imprints on asphalt surfaces.