Calphalon One Nonstick 11-Inch Square Grill Pan 11-inch square grill pan with infused anodized technology provides nonstick interior Advanced-release polymer penetrates below surface; metal surface sears and releases Cast stainless-steel ergonomic handle stays cool for stovetop cooking Wash with hot, soapy water and a dishcloth; oven safe to 450 degrees F Measures approximately 11 by 11 by 2 inches; lifetime warranty