The Ultimate Cooking Surface A worlds first: Black Cube; combines all the benefits of stainless steel and nonstick cookware. Imagine a nonstick fry pan that is safe for use with metal utensils and can brown like a stainless steel fry pan! This revolutionary new cooking surface cooks food on raised stainless steel pixels over a recessed layer of nonstick coating, allowing for browning without sticking. The unique nonstick surface is also safe for metal utensil use. Black Cube; is built to last with its 3-ply construction and the high quality nonstick layer. All pans work on any cooktop and are oven safe up to 500° F. For ultimate convenience they are also dishwasher safe.