Large Capacity and Organized: Men travel backpack owns 20+ independent pockets for large storage and organization for small items. 4 spacious main multi compartments with many hidden pockets can accommodate lots of stuffs like college supplies, travel accessories, stationery, notebook, cord organizer, side elastic net pockets conveniently hold travel gear umbrellas or water bottles. Ideal book bag backpack great gifts for family and friends. Multipurpose RFID BACKPACK & ANTI THEFT: An RFID pocket with RFID function helps protect personal data encoded on your credit card, ID card and passport. - The big backpack is perfect for indoor/outdoor activities. Served as sturdy large backpack, large school backpack for teen boys/girls, large laptop bag or spacious college backpack, you can use it at anywhere for International travel, camping, hiking and overnight trip. Practical and Convenient: External USB port with set-in charging cable offers convenient charging your cellphone. A hole for headphone outside gives easy access to earphone usage. - Also, the student backpack with a sturdy rugged handle on the top for carrying, side compression straps keep the exclusive backpack at whatever size you requires. As a men's/women's backpack, you will enjoy it's fashionable, comfortable and convenient everywhere.( POWER BANK is not included) FUNCTIONAL & Comfortable: A well-knitted luggage strap is quite convenient to fix the backpack on the trolley of your luggage, making your journey and travelling more relaxing. Soft multi-panel ventilated padding makes maximum back air flow and support. Breathable and adjustable shoulder straps relieve the stress of shoulder. One sides of the shoulder strap with lanyard design, can hang sunglasses and other small pendants. Premium Book bags for men, also computer backpack for women. DIMENSION & DURABLE MATERIAL - Size of extra large college backpack:12.6 *7.8*19.6(inches), perfect to throw under your seat on an airplane when you are traveling or on business trip. - Separate padded laptop compartment fits most 13, 14, 15, 15.6, 16, 17, and up to 17.3 inch laptop/Ipad/Computer. - The business computer backpack made from high quality polyester fabric shockproof with high density nylon lining for better TEAR & WATER RESISTANT and Lightweight backpack. 17.3 inch Laptop Backpack Large Capacity: Soft lined laptop rucksack accommodates laptop/Ipad/Computer less than 17.3 inch with enough enormous space. - Independent Compartments 20+ make your things well classified. Water-resistant: This backpack is waterproof splashing in daily using, but please do not use it for the rainy day and heavy rain. Comfortable Straps: Thicken shoulder straps combined with padded back cushion brings you a great comfort. Safety Design: The anti-stuck design zipper has its own keyhole. You can lock the bag pack with anti-theft lock to protects your wallet and other valuables inside from thief. - Tight light reflective keep all the users safe when use the backpack in the night or dark area. More Functions: Featuring earphone hole gives convenient access to earphone usage, external built-in charging USB cable offers a convenient charging of your electronic device anywhere. Application: Perfect for business trips travel hiking gaming or weekend getaways or for simply daily heading to the office or school and home again.