1. Backpacks offer an array of features, such as adjustable torso loop, a removable daypack, hipbelt pockets or sleeping bag compartments

2. Osprey Bitstream Daypack Modern style, large volume and easy access The largest pack in the Portal Series, the Bitstream is an urban rucksack with modern aesthetics capable of hauling laptops, tablets, books, a change of clothes, gear for the gym and more.