Are you looking for a tactical pack that's in it for the long haul? Then Fox Outdoor's "72" hour Advanced 3-Day Combat Pack is the backpack for you. 

To keep everything inside secure, it has a spacious main compartment with two huge mesh pockets and four inside cinch straps. In the front compartment, there are several accessory compartments as well as a zipped side-access pocket. The two side pockets, large bottom pocket and the web gear loops/retention straps located on the bottom give you even more additional storage.

The quad-side compression straps have a QR buckle system that keeps your items safe and in place. Even while you're wearing it for long periods of time, the adjustable and padded shoulder straps keep you comfortable.

The "Keep Cool" padded back and shoulder straps allow for continuous wear without compromising comfort. Stay even cooler and hydrated with dual hydration ports and a zippered hydration pocket that fits up to a 3-liter bladder.

It also has a web carry handle on the top and side, as well as a loop panel for IDs and patches.

• Comes with a 2" x 3" Fox Tactical® patch in matching trim color

Specifications:

• Material: 600 Denier with PVC backing
• Size: 22" x 16" x 12"
• Capacity: 69 L / 4,224 cu
• Weight: 4.7 lbs
• Compartments: 3
• Pockets: 6 Internal / 4 External
• Hydration Ports: Dual (Ambidextrous)