eBags via Rakuten offers its eBags Packing Cube 3-Piece Set
four colors (Grasshopper pictured) for $16.99
with free shipping
. That's the lowest total price we could find by $10. Each features a mesh top panel and YKK zippers with corded pulls.
Of note, enter coupon code "REWARDME" to get 85 Rakuten Super Points. (They convert to an 85-cent Rakuten credit.)