Chemical-free manufacturing process with no BPA, PTFE, or PFOA, and no toxins released when cooking. Tough aluminium construction with riveted stay-cool handle and iron base, designed for durability and better heat distribution. Dishwasher safe and oven safe. Suitable for all stovetops, including induction hobs. Comes with MasterClass's 15-year guarantee. MasterClass Ceramic Non-Stick Induction Ready 30cm Wok in Dark Grey