Premier Trendy Black Hard Anodized Concave Tawa is stylish and hygienic to cook, Safe, Reliable and long lasting. Hard Anodized Advantages: Extra Hard – The outstanding feature of this kind of cookware is very durable. By anodized aluminum, it’s scratch resistant ‐no chip or peel easily. In fact, it’s twice harder than alloy like stainless steel. Non-Toxic Nonstick – The smooth surface is from electro-chemical anodized process which creates layers of non-stick Non-Reactive – The aluminum inside for preventing aluminum leaching possibility when cooking acidic food like tomato sauces or lemon juices High Cooking Performance – The whole aluminum building, it unsurprisingly conducts heat very fast and evenly. The ability of heat conductivity is inferior to pure aluminum. Easy to Clean – As smoothly non-stick, hard-anodized products are very easy to clean