From the inventors of hard-anodized nonstick cookware comes the Circulon A1 Series with ScratchDefense™ Technology. Open up a new dimension in scratch resistance and unbeatable nonstick performance and longevity with groundbreaking ScratchDefense™ nonstick technology that applies aerospace-grade durability to eliminate scratching, sticking, and flaking for our most advanced nonstick yet. Cook with complete confidence using this dishwasher-safe 14-inch covered wok with a triple-layer nonstick cooking surface that lasts 130x longer than the competition and stands up to laboratory tests simulating 200 years of daily wear and tear. An aluminum core delivers fast, all-over heat distribution and a thick, induction-suitable stainless steel base boosts durability and heat retention. Circulon ScratchDefense™: EXTREME NONSTICK THAT WON’T SCRATCH. EVER.