BestOfferOverHere via eBay offers this 30-Liter Military Tactical Oxford Backpack
three colors (Black pictured) for $11.68
with free shipping
. That's tied with our mention from a week ago and the lowest total price we could find by $6. It features two zippered compartments, a front-zip pouch, and compression straps.
Note that this item ships from mainland China with an estimated shipping time of two to five weeks.