Bring this backpack on your next travels and you will not regret it! Available in five colors, this backpack features solar charging for your phone through a USB available on one side. You can walk around or do a hike and charge your phone at the same time. The backpack features two main compartments, two side pockets and one back pocket. The larger compartment features an inlayer for your laptop and two other pockets to store other items. The space remaining between them is large enough to fit books, clothes, a bottle of water and other items you might need.