Chicago Metallic CMB037 Marshmallow Collection Silicone Baking Mat with Cutting Gridlines, 8 by 8-Inch Silicone baking mat fits 8" by 8" and 9" by 9" baking pans; gridlines for easy cutting of 16 to 64 pieces Mat extends up the sides and over the edge of baking pan To use: center mat in bottom of pan, lift to remove Use only plastic cutting utensils Hand washing recommended; oven safe to 350Degree F