Product Description: Calphalon? One Infused Anodized Nonstick cookware combines two technologies to create an exceptionally durable cooking surface unlike any other. The interior surface is made of four interlocking nonstick layers for unmatched durability in the kitchen. The exterior is infused with an advanced nonstick polymer that makes cleaning the exterior as easy as the interior. Ergonomic handles stay comfortably cool on the stovetop to protect you and your family. Oven safe to 500 degrees. Covered by a lifetime warranty.