Calphalon Professional Nonstick II 12-Inch Everyday Pan with Lid Heavy aluminum with thick bottom to heat evenly and quickly Anodized for hardness with nonstick coating; oven-safe to 450 degrees F Domed, glass lid collects and returns moisture to food while it's cooking 12 inches in diameter, 2-1/2 inches deep For each purchase of this item, $5 is donated to Share Our Strength