This is a Cabelas Scentlok backpack perfect for hunting and camping excursions. Features a large main compartment that has a hydration bladder compartment, and two other pockets built in. Main pack has two large zipper pockets on each side for storage. Smaller, detachable pack has many zipper storage compartments and has straps that allows you to use it like another pack for versatility in field. This pack is capable of carrying a rifle or bow on back. Straps hold rifle or bow securely and small, detachable pack clips on over that for times when you are hiking long distances to scout or stock. You can also tie fishing poles into the straps if desired. This pack is in very good shape. Cost $175.00 new.