RedLantana Nonstick Silicone Baking Mat - Set of 2 - Half Sheet Pan Size EASY AND SAFE TO USE. Non-stick silicone coating means no more sticky mess on your pans. For use at temperatures from -40 F to 480 F. ECO-FRIENDLY. DURABLE. FLEXIBLE. RE-USABLE. Half-sheet size (11" x 16-5/8") - Perfect fit for your baking sheet. SAVE TIME & MONEY. No more scraping food residue from pans. No more parchment paper. Simply wash mat with soap and water after baking.