Swiss Diamond cookware features a revolutionary new non-stick incorporating diamond crystals – the hardest material known to man – to form a virtually indestructible non-stick cooking surface that will not crack, blister or peel. So durable its metal utensil safe. If properly maintained and cleaned, the non-stick properties will give you a lifetime of unsurpassed non-stick performance and easy clean convenience. Designed for healthier cooking, your Swiss Diamond cookware allows you to use little or no oil. Nothing conducts heat more efficiently or quickly than diamonds, the pressure cast aluminum body will never warp. The ergonomic handles are designed for comfort and balance, oven safe up to 500F. The cookware can be used on all ceramic, gas and electric cook tops. Swiss Diamond Cookware, made in Switzerland, comes with a limited Lifetime Warranty!