About this item: * The surface of the pan has non-stick coating without chemical.* Only vegetable oil is sprayed at the frying pan for simple rust prevention.* The pan will become smoother and smoother as time goes by.* Dry and seal after using the frying pan to avoid rusting.INSTRUCTIONS:1. First time to use: Clean up the frying pan and dry it. Then pour some edible oil into the pan, retain for 5-10 hours.2. The pan must be fully heat up while cooking. Put food into the pan after the oil is warmed up.3. Don't cook starch food the first time to use the frying pan.Why the surface is not smooth?Cat Iron Frying Pan is made by injecting molten iron into molds for casting. It's handmade and not polished.How to fix it if the frying pan is get rusted?Clean it with scouring cloth, and repeat the process of INSTRUCTIONS.Package Content:Option 1: 1 x Cleaning BrushOption 2: 1 x Silicone TurnerOption 3: 1 x Tamagoyaki PanOption 4: 1 x Silicone Turner + 1 x Tamagoyaki PanOption 5: 1 x Cleaning Brush +1 x Silicone Turner + 1 x Tamagoyaki Pan