Grill mats are typically made from a flexible, heat-resistant material, like Silicone, Copper, or Teflon, and coated with PTFE. PTFE is a chemical compound used to coat all varieties of non-stick cookware. BBQ Grill Mats are differentiated based on the flexible material that they’re made out of. Here are some tips to help you care and Storage your grill mats: Care And Maintenance For best...