10PCS Non-Stick Sauce Pot (KH-S300) Inner coating: Two or three layers of nonsitck coating, such as Whitford, Darkin, Dyflon, 10PCS ... AlloyInner coating: Two or three layers of nonsitck coating, such asWhitford, Darkin, Dyflon, Teflon, Xyflon and so on.External coating: One or two layers of ...