Amazon.com has a NEBO Sports Wilderness 55 Internal Frame Backpack for $39.99 with Free Shipping.
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- Internal bottom sleeping bag compartment n
- Top-loading backpack with 3356 cubic inch capacity n
- Padded waist belt that expands to 59 inches n
- Zippered top map compartment, bungee cord web on top for extra gear n
- Extendable lid for oversized loads