Walmart offers the Ozark Trail 12-oz. Vacuum-Insulated Stainless Steel Can Cooler, model no. 83-463, for $7.74. Opt for in-store pickup to avoid the $5.97 shipping fee. That's tied with our mention from three weeks ago and the lowest price we could find by $4. This BPA-free cooler is double-walled and vacuum-sealed and features a metal screw-on gasket.