Yallstore via eBay offers this 30-Liter Military Tactical Backpack in several colors (Mud pictured) for $12.99 with free shipping. That's tied with our mention from two weeks ago and the lowest price we could find now by $11, excluding other eBay sellers. It features two zippered main compartments, front zippered pouches, MOLLE straps, and removable adjustable chest and hip belts.