Healthy and eco-friendly: With ThermolonTM non-stick technology; A natural, non-stick mineral-based coating. No potentially dangerous chemical"s inside: It"s completely PTFE-free and contains no silicone oil. Manufactured without PFOA and applied in an environmentally friendly way, resulting in 60 % less CO2 emissions. Heat resistant up to high temperatures. If you accidentally overheat your pan, even up to 450°C/850°F, no toxic fumes will be released and the coating will not blister or peel. Use of up-cycled aluminum for the pan.