Calphalon Commercial Nonstick 2-Piece Jellyroll Set Pair of versatile jellyroll baking pans with shallow sides Commercial-quality aluminized steel construction won't twist or warp 2-tone design ensures efficient baking and protects against overbrowning Nonstick finish releases contents easily; oven-safe to 450 degrees F Each pan measures 18 x 13 x 1 inches (W x L x H); limited lifetime warranty