Cook N Home NC-00374 4-Piece Pre-Seasoned Light Weight Cast Iron Wok, 13-Inch Traditional cast iron is too heavy, now thanks to this breakthrough process, this cookware is about 50% light This cast iron cookware is Pre-Seasoned, so you don't have to spend time to do first seasoning process Handle is riveted and using a long screw to tighten into bracket, you can assembly handle in easy step Cookware is compatible with all type of stovetop, include induction stove Cookware is NOT dishwasher safe, you need to dry it immediately after wash, leave it in water will develop rust