Strauss Tango Stainless Steel 15 Inch Wok with Tempered glass Lid [Kitchen] Strauss Tango is made of extra heavy duty mirror finish 18/10 stainless steel The capsule bottom transfers heat quickly across the entire surface Clear tempered-glass lids let you see food while it's cooking Adapted from a traditional round-bottom wok, this flat-bottom wok has a wide cooking surface Packing comes with Stainless Steel 15 Inch Wok with Tempered glass Lid