The Restaurant Cookware series is tested and certified by NSF International, the widely recognized and respected independent certification organization for public health safety. Based on traditional wok design, the natural finish is ideal for creating the perfect stir-fry. Extra heavyweight 3004 tempered aluminum alloy construction resists denting and warping. Triple riveted forged chrome steel handle with stay cool removable grips are safe for oven and broiler use. Teflon premium non-stick surfaces ensure easy release and clean up, plus tapered sidewalls allow for flip stirring foods. 14 inch diameter. Proudly made in the USA by Nordic Ware.