Get this very versatile Combo Backpack that includes a Frame and detachable Day Pack from Horn Hunter. Includes the Hybrid Curl Frame and the Forky Day Pack. Hybrid Curl Frame Pack The Strength of an external frame, with the versatility of an internal frame pack. Molded Foam Suspension Drop Down Hydration 9 Gear Compartments Collapsible, "Flex Shelf" 3 Strap Compression Panels 600 Cubic inches Weight 5.4 lbs Forky Day Pack Full Curl Day Pack 6 Compartments 1400 cubic inches Adjustable Bow/Rifle Pouch Gear Grippers Has simple shoulder straps to be worn separately