Amazon offers Prime members the Lodge 12" Pro-Logic Pre-Seasoned Cast Iron Square Grill Pan, model no. P12SGR3, for $23.23 $22.49 with free shipping. (Non-members can spend $35 or more to qualify for free shipping; otherwise, shipping costs $10.64.) That's $4 under our July mention and the lowest total price we could find by $9. It features a baked-on electrostatic spray of vegetable oil.