• ON THE GO. Bag measurements when expanded are 17" x 12" x 6.5". Easily carry books, binders, laptops, tablets, phones, cosmetics, keys, travel accessories, clothes, cable. Unisex: Suitable for Men and Women.• HEADPHONE JACK. The headphone jack provides a way to listen to music. It can also fit USB charging cable. This travel backpack offers you a more convenient way to charge your phone while walking.• MULTI-FUNCTIONAL. Zipper closure. Features 1 large main compartment with double zipper. 1 interior pocket. 1 front compartment. 1 top carrying handle. 2 side mesh pocket fits water bottle or compact umbrella.• PADDED BACK PANEL. Soft ventilated padding gives you maximum back support. Breathable and adjustable shoulder straps relieve strain on your shoulders. Light and efficient!• DURABLE MATERIAL. Made of 600 D polyester fabric. Ensure secure & long-lasting usage. Great backpacks for college, elementary, middle, high school students, boys, girls, teens.*6 Assorted Color will be shipped for order in Set of 6 *Color will be shipped at random for order in single unit