Target offers the KitchenAid Stainless Steel Locking Tongs for $4.76. Choose in-store pickup to dodge the $4 shipping fee. That's the lowest price we could find by $7, outside of the mention below. They measure 13.5" long and feature a non-slip grip.
Of note: With orders of $25 or more, Amazon offers them to Prime members for $4.76 with free shipping.