PFOA and PTFE-free - ideal for healthy frying. Suitable for all heat sources including induction. Made in Sweden. Compatible with metal, wood and silicone utensils. Clean with a stiff brush and hot water - soap is not recommended. This great value Carl Victor wok pan is made from pre-seasoned cast iron. Made in Sweden and Designed by Göran Ek. Carl Victor cast iron cookware only gets better with use. Will get a ̈Natural Non-Stick ̈the more they are used. 100% organic, free from Teflon, PTFE and PFOA. Can use steel tools/utensils. Works on all heat sources including induction.