Laptop backpack is designed with freely 90-180 degree compartment, convenient for organizing and packing quickly; One separate laptop compartment holds up to 15.6 Laptop and Ipad, the main compartment is roomy to store clothes and daily necessities, make your items organized and easy to find; The best choice for men women on daily use and travel PERFECT HARD CASE DAYPACK -- Anti theft hard shell backpack is made of EVA and Nylon for scratch-resistant and water resistant. EVA front shield lined will protect your laptops and valuable items from shock and bang. Good air permeability and heat dissipation padded shoulder straps, offers lightweight carrying and of force reinforcement, relieve the pressure of your shoulders USB CHARGING PORT AND LUGGAGE BLET -- Carry on hard case laptop backpack is equipped with a theftproof 3-digit lock for protecting your valuable items. Don't worry about thefts easily opening your backpack when you are traveling or lining up; With a built-in USB charger outside and charging cable inside, the men backpack offers you a more convenient way to charge your electronic device at any time and anywhere. (This backpack doesn't power itself, you need a power bank to charge it.) EXPANDABLE DESIGN -- The expansion zipper of the backpack makes it more flexible, the basic backpacks can be transformed into a traveler bag whenever you need it. Great gifts choice for Valentine's Day gifts, Mother Day gifts, Father Day gifts, Thanksgiving Day gifts, Christmas gifts, Birthday gifts, Teacher gifts, Anniversary gifts CONVENIENT -- A hidden anti pickpocket on the back protect your purse, passport, phone, and valuable items from thieves; Both sides of the shoulder strap with a special card pocket and hook for glasses, Waterproof backpack offers comfortable and casual style for day to day use and at anywhere for middle school, high school, college, vacation, travel, weekend getaway, occasional travel, business trip, overnight trip