They are not a nonstick but no other effect.i men the copper,silicon , magnesium,ect,not in your food.only made by a clay in earth.i haw also a clay stachu .
China Chatty - String Hopper Mold with Plates China Chatty - Kokis Mold China Chatty - Hopper Pan with Lid and remover China chatty - Fry Pan ( 6". 7", 8" , 9" , 10". 12". 14" 16") Tea Strain / Seives
Nonstick cookware.