Woll’s advanced titanium reinforced nonstick cooking surface has superior durability and excellent cooking performance. It is guaranteed not to crack, blister, bubble or separate. Titanium is one of the hardest metals and is used in many high tech products such as fighter planes, surgical instruments, hip replacements and golf clubs. The Titanium reinforced nonstick cookware is produced in our state of the art facility in Germany. For healthier cooking, no oils or fats are required. The extra thick body and base is made of stress relieved chill cast aluminum. This process allows for fast and even heat distribution, and better browning, searing and deglazing. These pans are milled perfectly flat for use on all types of ranges; gas, ceramic, electric, radiant and halogen. These pans are guaranteed not to warp. Patented German designed and engineered detachable handle insures easy click-on and click-off, for stove to oven cooking or storage. Each pan has a cast-in threaded brass insert to guarantee that the handle screws never strip or loosen. Ideal for anywhere storage or cooking space is at a premium. With the handles removed it fits easily into the sink or dishwasher. Vented safety glass covers with Stainless Steel rims are available for separate purchase. Titanuim Nowo cookware is oven safe (remove detachable handle, side handles and cover knobs are safe to 500F/260C). Nowo pans are metal utensil and, dishwasher safe plus are PFOA free. Made in Germany with a limited life time warranty.