DIMENSION: 20 x 12.2 x 5.7 inch with dedicated Laptop Sleeve compartment holds Laptops/Tablet 15.6 Inch, up to 17" notebook computer. Bookbag with computer compartment protect your laptop such as for Acer, HP, ASUS, Samsung,Dell,MSI,Lenovo,Apple MacBook perfectly Antitheft Laptop Backpack: Included a THEFT PROOF COMBINATION LOCK & DURABLE MENTAL ZIPPERS. Backpack with lock protects wallet and other items inside from thief and offers a private space Backpack with built in USB CHARGER Port outside and built in charging cable inside,this usb backpack offers you a more convenient way to charge your phone while walking/work. Please noted that backpack doesn't power itself, usb charging port only offers an easy access to charge 3 MAIN pockets & 9 INNER small pockets & 2 SEALED SIDE pockets, Organizational compartments for your Laptop, iPad, cell Phone, binders, writing utensils pen, keys, books, clothes,bottle and more. Easy find what you want Made with DURABLE ECO-FRIENDLY water resistant polyester fabric with Two "S" curve PADDED shoulder straps, LIGHTWEIGHT Carrying on bagpack offers a secure & long-lasting usage everyday & weekend, perfects for business traveling, weekend getaways, shopping & outdoor activities in daily life.