Attaches to either side of the issue ruck or large ruck packs. Holds (2) packaged MRE’s each or other necessary gear. Drawstring with barrel lock top closure and Fastex buckle cinch strap on lid cover. Approximate dimension 12 inches tall by 8.5 inches wide 4 inches deep – 408 cu. inches. Issued gear in GOOD condition no rips or tears buckles, straps and barrel locks in good working order.