JSTEL Laptop Bag Computer Bag Daypack Travel Bag College Bag Book Bag School Bag Gym Bag Sports Bag Hiking Bag Camping Bag Weekend Bag Backpack Specification: 1.Dimensions: 11 x 7 x 15.7 inch 2.Front Utility Pocket Dimensions: Suitable for passport, keys, cellphone and your frequently used items. 3.Side Snap Bottle Pockets Dimension: Suitable for optic mouse, cards, water bottles, umbrellas and lipstick etc. 4.Interior Security Zipper Pocket Dimensions: Take more security for your belongings. 5.Please allow 1 to 2cm differences due to manual measurement, thank you! 6.Package Including: 1x backpack. Breathable & adjustable shoulder strap drop: You can adjust it according to your height and comfort requirements. You can put: A4 books, tablet, 15.6" laptop, wallet, keys, cell phone, water bottle, umbrella, document, clothes or others in the bag. Applicable people: Women / Men / Boys / Girls/ Teenage / Middle School / High School /College etc. Occasion: school, camping, hiking, travelling, sports, gym and holiday. Also great for Casual Daily Use.