This Ozark Trail 3-Piece Cast-Iron Skillet Set drops from $16 to $12 at Walmart.com. Shipping adds $5.99 or is free with a $35 purchase. You can also pick up in store for free, if available in your area. This is the lowest price we found by $9 based on a similar skillet set, and it comes to only $4 per piece before shipping. The set comes with a griddle, 5" cast-iron pan, and 8" cast-iron pan. All three pieces are pre-seasoned with natural plant oil. Sales tax is charged in most states.