19。?Large laptop backpack: 11.4\"x7\"x15.7\" (length x width x height), capacity: 20L.Laptop compartment fits laptops up to 15.6inches. Sturdy and Water Resistant, strong metal zipper. Multiple compartments and large capacity, you can easily use it to carry what you need .It is a qualified women laptop backpack, teacher backpack, backpack purse for women, work laptop backpack,travel backpack, Great as Christmas New Year Gifts ?Multi-compartment:Your 15.6-inch laptop,ipad can be placed in padded pockets. The spacious main compartment can store your clothes, shoes, books, etc.The wide opening design on the top allows you to easily access and put things, and the back has an anti-theft zipper The pockets can store your valuables, and the two front zipper bags are very suitable for items you need to grab quickly, passports, boarding passes, etc. There are two pockets on the side of the backpack to enlarge the kettle ?USB port design: The backpack has a built-in USB charging cable design and a mobile power pocket, which is very convenient to charge your electronic devices by connecting your own mobile power. ?RFID shielding protects your information: The front pocket of the 15.6-inch lady’s laptop backpack uses advanced RFID security technology, a unique metal composite fabric, designed to shield RFID signals up to 13.56 MHz or higher, and protect your passport Important information such as, credit cards, debit and ATM cards,driving licenses, unauthorized transportation card scanning