Perfect sear. Even oil distribution for better searing. Micro-divot surface. Stronger, longer-lasting nonstick. Oven safe 450 degrees F. Metal material safe. Nanotech infused nonstick. Easy clean. Professional quality. Micro-divot surface. Raises food. Traditional nonstick with micro-divots. Bialetti’s Micro-Divot textured cooking surface offers superior release and increased durability for an enhanced cooking experience. The textured surface raises food for better release and allows cooking oil to stay dispersed in your pan for a better more even sear. Lifetime guarantee. Made without PFOA. Made in China.