DURABLE MATERIAL: This stylish laptop backpack is made of high-quality water-repellent ballistic fabric; Dimensions: 18.6”x13.5”x10.8”, fits up to 17.3” laptop; Weight: 3.08LBS. MULTI-FUNCTIONAL COMPARTMENT: Our large travel backpack with separated compartments and pockets which can provide roomy space for your computer, iPad, power bank, A4 files, wallet, pens, cards, clothes and more your items. A zippered pocket and a mesh one at each side can hold your umbrella, water bottle, etc. A sunglass hard shelled zone is designed on the top which is convenient and safe for you to put your sunglass, cell phone etc. USB PORT DESIGN: Built-in USB PORT is convenient to charge your cell phone by the connected power bank in a safe way. (POWER BANK is not included) FUNCTIONAL & SAFETY:A well-knitted luggage belt is quite convenient for you to fix the laptop bag on the trolley of your luggage, making your journey and travelling more convenient wherever you go. Design of an air-flow back padding system and a secret pocket ensures great comfort and safety in your journey.RFID Pockets with Identity protection function protects date encoded on most IDs, credit cards and passports. DURABLE & COMFORTABLE:This practical backpack with a sturdy handle with steel cable on the top for carrying, side compression straps keep the exclusive backpack at whatever size you requires. This laptop backpack is large and durable, which is perfect for College, travel, hiking, camping, business, and outdoor activities. Product Description 【PRACTICAL FUNCTIONAL BACKPACK】 Large multi-compartment and functional pockets for professionals. Style: Travel, Sport, College, Business, School, Casual. Occasions: Outside travel, Outdoor Hiking, Camping, Holiday vacation, Shopping, and any other daily occasion. Warm Tips: Please do not expose it to heavy rain for a long time without any rain cover. The practical gift for college students, high school students, and middle school students, friends, mother, father. ROOMY MULTI-COMPARTMENTS & POCKETS SPECIFICATIONS External Dimensions: 18.6”x13.5”x10.8” Weight : 3.08 LBS Material : Water-repellent ballistic fabric Fit Laptop Size: 17.3 Inch or less PACKAGE INCLUDED 1x Laptop Backpack (Portable Power Bank is NOT INCLUDED) Inner Pockets 1 roomy double-zipper closure main compartment 1 iPad compartment 1 back padded compartment fits up to 17.3 inches laptop External Pockets Front zippered pockets on the outside are for quick access items, such as coins, pens. Pockets at each side are designed for your umbrella, water bottle, or some small items such as keys or an earphone that you can easy access. Sunglass Zone A sunglass hard shelled zone is designed on the top which is convenient and safe for you to put your sunglass. RFID Pockets RFID shielding for all common frequencies. Keeps your credit cards safe from identity thieves. Protect your most IDs, credit cards and passports. Anti-theft Back Pocket Anti-theft zippered pocket on the back will always keep your important items safe. Luggage Strap A luggage strap allows backpack fit on luggage/suitcase, slide over the luggage upright handle tube for easier carrying. External USB Port With built-in USB PORT outside, this laptop backpack is convenient to charge your cell phone by the connected power bank. USB PORT INSTRUCTIONS:Putting your Power Bank (NOT INCLUDED) into backpack and connect internal USB cable, then let your charging cable insert external USB port to connect your electronic device. Abous us KROSER is a company that specializes in designing and manufacturing laptop bag, briefcases, backpacks, computer bags for export more than 15 years. KROSER product is professional manufacturing and sole selling.