How to protect the cast iron from rust? Storage: Store cleaned and seasoned pans in a dry place. If stacking pans that will nest together, place a layer of paper towel between each. Don't store cast iron pans with their lids in place unless you put something between lid and pan to allow air circulation. During Use: Heat a pan on a burner slowly, first on low, then increase to higher settings. Avoid using metal utensils with sharp edges or corners. Avoid cooking acidic foods that may compromise your seasoning. Allow a pan to cool on its own to room temperature before cleaning Features: SOGA Cast Iron Pre-seasoned Deep Pan is made out of cast iron material, coating, durable, and long-lasting cooking ware. With a rugged coating for improved performance, the pan is suitable for use with metal utensils. Thick bottom design: make food get heat quickly and evenly. Perfect for frying, cooking, boiling, pre-seasoning, and more Two ears handle for anti-scald grip when cooking. The wooden lid to prevent splatter when boiling and cooking Specifications: Material: Cast Iron Color: Black Size: 31cm*31cm*9cm Weight: 4kg Usage: Commercial Home Package Includes: 1 X Cast Iron Deep Pan 1 X Carton Box