With orders of $25 or more, Amazon offers the Kay's Naturals Protein Chips 1.2oz 6-Pack in Chili Nacho Cheese for $3.03. Clip the 25% off coupon to cut the price to $2.12. With free shipping, that's a buck less than Walmart charges.

Note: This item is part of Amazon's "Add-on program" and can only be purchased with an order of $25 or more.