Amazon has the 48-pack Kellogg's Breakfast Cereal Assortment Pack (Single-Serve Boxes) for $21 - 5% off with Subscribe & Save (can cancel anytime) - 20% off coupon (check “Save an extra” box, eligible on first S&S order for this product) = $16 with free shipping on $25+ or with Prime. Next best price is Sam's Club (about 2 cents more per box).