Joyce Chen Classic 14-Inch Carbon Steel Flat Bottom 4-Piece Wok Set 14" Flat Bottom Wok Set, Includes; Wok, Dome Lid, 12" Bamboo Spatula, and recipe booklet Heavy weight 1.8 millimeter Carbon steel body Once seasoned, these professional carbon steel pans will render superior cooking performance for life Designed for rapid, even heating and cooling Made for use on gas or electric burners